2579256 has 32 divisors (see below), whose sum is σ = 7165200. Its totient is φ = 859680.

The previous prime is 2579249. The next prime is 2579273. The reversal of 2579256 is 6529752.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2² + 5⁸ + 7⁶ + 9³ + 2³ + 5⁸ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2579256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5755 + ... + 6186.

2^2579256 is an apocalyptic number.

It is an amenable number.

2579256 is an abundant number, since it is smaller than the sum of its proper divisors (4585944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2579256 is a wasteful number, since it uses less digits than its factorization.

2579256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11956 (or 11946 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2579256 is about 1606.0062266380. The cubic root of 2579256 is about 137.1402120026.

The spelling of 2579256 in words is "two million, five hundred seventy-nine thousand, two hundred fifty-six".