26004256 has 12 divisors (see below), whose sum is σ = 51195942. Its totient is φ = 13002112.

The previous prime is 26004233. The next prime is 26004263. The reversal of 26004256 is 65240062.

It can be written as a sum of positive squares in only one way, i.e., 22240656 + 3763600 = 4716^2 + 1940^2 .

It is a super-2 number, since 2×26004256² = 1352442660227072, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26004256.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406285 + ... + 406348.

Almost surely, 2^26004256 is an apocalyptic number.

It is an amenable number.

26004256 is a deficient number, since it is larger than the sum of its proper divisors (25191686).

26004256 is an equidigital number, since it uses as much as digits as its factorization.

26004256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812643 (or 812635 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 26004256 is about 5099.4368316511. The cubic root of 26004256 is about 296.2657705527.

The spelling of 26004256 in words is "twenty-six million, four thousand, two hundred fifty-six".