27599 is a number n such that n is sphenic and all three factors have at least one digit in common, here 1.

27599 is a cyclic and Duffinian number.

27599 is a plaindrome in base 16 (6bcf) because the digits are non-decreasing but because the digits are also strictly increasing it is a metadrome.

27599 is a nialpdrome in base 13 (c740) because the digits are non-increasing but because the digits are also strictly decreasing it is a katadrome.

27599 can be rendered as a digit equation as follows:

-2 + 7 = 5 + 9 - 9 or -2 + 7 = 5 * 9 / 9