25552255 has 16 divisors (see below), whose sum is σ = 31518720. Its totient is φ = 19877152.

The previous prime is 25552249. The next prime is 25552301. The reversal of 25552255 is 55225552.

It is a cyclic number.

It is not a de Polignac number, because 25552255 - 2⁵ = 25552223 is a prime.

It is a congruent 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, 53106 + ... + 53584.

It is an arithmetic number, because the mean of its divisors is an integer number (1969920).

Almost surely, 2^25552255 is an apocalyptic number.

25552255 is a deficient number, since it is larger than the sum of its proper divisors (5966465).

25552255 is a wasteful number, since it uses less digits than its factorization.

25552255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758.

The product of its digits is 25000, while the sum is 31.

The square root of 25552255 is about 5054.9238372106. The cubic root of 25552255 is about 294.5391828630.

The spelling of 25552255 in words is "twenty-five million, five hundred fifty-two thousand, two hundred fifty-five".