25902252 has 36 divisors (see below), whose sum is σ = 65869440. Its totient is φ = 8582112.

The previous prime is 25902241. The next prime is 25902287. The reversal of 25902252 is 25220952.

25902252 is a `hidden beast` number, since 2 + 590 + 22 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4149 + ... + 8307.

Almost surely, 2^25902252 is an apocalyptic number.

It is an amenable number.

25902252 is an abundant number, since it is smaller than the sum of its proper divisors (39967188).

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

25902252 is a wasteful number, since it uses less digits than its factorization.

25902252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4342 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 25902252 is about 5089.4255078545. The cubic root of 25902252 is about 295.8778866884.

The spelling of 25902252 in words is "twenty-five million, nine hundred two thousand, two hundred fifty-two".