367

This number is a prime.

The Pythagorean Proposition by early 20th century professor Elisha Scott Loomis is a collection of 367 proofs of the Pythagorean Theorem.

At least 367 people have to be gathered together in order to ensure that two of them share a common birthday--but far fewer usually suffices. [Beedassy]

The largest number whose square (134689) has strictly increasing digits. [Beedassy]

(367, 373) is the only pair of 3-digit primes p, q, such that p#+q and p#-q are simultaneously primes, for p, q consecutive primes. [Loungrides]

The smallest prime whose digits form a scalene triangle. [Loungrides]

If A = 2, B = 3, C = 5, D = 7, ... , Z = 101 then 'CHEN JINGRUN' is prime. Note that 367 is the 73rd prime number and 73 is part of a Chen prime pair. [Homewood]

367 = 19084/52 is a pandigital expression. [Gaydos]

100000 is the 367th positive integer that is a second power or higher of another positive integer. [Gaydos]

The "Well of Hell" sinkhole in Yemen is 367-feet deep. Many local people believe it is a genie-infested gateway to the underworld. [Baker]