827

This number is a prime.

There are 827 Ulam numbers below ten thousand.

The smallest prime formed from the concatenation of two consecutive cubes. [Gupta]

The Unabridged Running Press Edition of the American classic Gray's Anatomy contains 827 illustrations.

The largest distinct-digit prime whose the reversal is a nude number, i.e., a number that is divisible by all of its digits. [Loungrides]