25904964 has 48 divisors (see below), whose sum is σ = 63221760. Its totient is φ = 8245920.

The previous prime is 25904959. The next prime is 25904987. The reversal of 25904964 is 46940952.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30457 + ... + 31295.

It is an arithmetic number, because the mean of its divisors is an integer number (1317120).

Almost surely, 2^25904964 is an apocalyptic number.

It is an amenable number.

25904964 is an abundant number, since it is smaller than the sum of its proper divisors (37316796).

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

25904964 is a wasteful number, since it uses less digits than its factorization.

25904964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 25904964 is about 5089.6919356676. The cubic root of 25904964 is about 295.8882125965. Note that the first 3 decimals are identical.

The spelling of 25904964 in words is "twenty-five million, nine hundred four thousand, nine hundred sixty-four".