This number is a prime.

+ 227 is the (72)th prime number.

+ Here's a little prime curiosa based on Diophantine equations: 227n + 251n + 257n = 233n + 239n + 263n, n = 1, 2. Note that 227 is least of the 6 distinct primes! [Terry]

+ "227" is an American sitcom starring Marla Gibbs that originally aired from September 1985 to May 1990. [Hultquist]

+ 227 = 2*3*5*7+2+3+5+7 is prime. [Poo Sung]

+ 22/7 is the famous value of π correct to two decimal places.

+ The smallest three-digit prime that is changed into a composite number if any digit is deleted.

+ The smallest three-digit prime p such that 2^p-p^2 is also prime. [Gallardo]

+ In the novel Life of Pi by Yann Martel, the protagonist (Pi) survives 227 days shipwrecked at sea with a Bengal tiger.

+ 227 is the sum of first composite numbers up to 27. [Silva]

+ The number of composite days in a year. [Gupta]

+ The smallest prime optimal town. [Post]

+ The only 3-digit prime whose product of digits is a perfect number. [Loungrides]

+ The Beatles recorded 227 songs that were officially released over the years, not including BBC or live tracks.

+ In Shimizu Takashi 2005 Japanese ghost movie Rinne (Reincarnation), professor Omori Norihisa kills his own daughter in the hotel room number 227. [Olry]

+ "227" is an American sitcom television series that originally aired on NBC.

+ Alpha Centauri got a new moniker after 227 star names were clarified by the International Astronomical Union.

+ The keyboard shortcut for π is Alt+227. [Rajanmehta]

+ If A = 1, B = 2, C = 3, … , Z = 26, then 'A RAMANUJAN PRIME NUMBER' is a Ramanujan prime number. [Homewood]

+ The ISS orbits 227 nautical miles above Earth. [Guadalupe]

+ Following the death of Mahsa Amini, a woman who died after being detained by the morality police allegedly for not wearing her hijab properly, a letter (signed by 227 members of Iran's Parliament) called for protesters to be taught a "good lesson" to deter others who threaten the authority of the government.

(There are 10 curios for this number that have not yet been approved by an editor.)

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