25560265 has 16 divisors (see below), whose sum is σ = 32876928. Its totient is φ = 19008256.

The previous prime is 25560259. The next prime is 25560289. The reversal of 25560265 is 56206552.

It is a cyclic number.

It is not a de Polignac number, because 25560265 - 2⁵ = 25560233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5244 + ... + 8866.

It is an arithmetic number, because the mean of its divisors is an integer number (2054808).

Almost surely, 2^25560265 is an apocalyptic number.

It is an amenable number.

25560265 is a deficient number, since it is larger than the sum of its proper divisors (7316663).

25560265 is a wasteful number, since it uses less digits than its factorization.

25560265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 25560265 is about 5055.7160719328. The cubic root of 25560265 is about 294.5699565641.

The spelling of 25560265 in words is "twenty-five million, five hundred sixty thousand, two hundred sixty-five".