Subtracting from 2579 its sum of digits (23), we obtain a triangular number (2556 = T71).
2579 is nontrivially palindromic in base 5.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2579 is a prime.
It is a Chen prime.
It is a plaindrome in base 10, base 12 and base 13.
22579 is an apocalyptic number.
2579 is an equidigital number, since it uses as much as digits as its factorization.
2579 is an odious number, because the sum of its binary digits is odd.
The square root of 2579 is about 50.7838557024. The cubic root of 2579 is about 13.7135674640.
The spelling of 2579 in words is "two thousand, five hundred seventy-nine".