25904132 has 12 divisors (see below), whose sum is σ = 45400320. Its totient is φ = 12932616.

The previous prime is 25904129. The next prime is 25904147. The reversal of 25904132 is 23140952.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1628 + ... + 7379.

It is an arithmetic number, because the mean of its divisors is an integer number (3783360).

Almost surely, 2^25904132 is an apocalyptic number.

It is an amenable number.

25904132 is a deficient number, since it is larger than the sum of its proper divisors (19496188).

25904132 is a wasteful number, since it uses less digits than its factorization.

25904132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9730 (or 9728 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 25904132 is about 5089.6102011844. The cubic root of 25904132 is about 295.8850448429.

The spelling of 25904132 in words is "twenty-five million, nine hundred four thousand, one hundred thirty-two".