25975864 has 32 divisors (see below), whose sum is σ = 51807600. Its totient is φ = 12167680.

The previous prime is 25975849. The next prime is 25975867. The reversal of 25975864 is 46857952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25975867) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 52659 + ... + 53149.

Almost surely, 2^25975864 is an apocalyptic number.

It is an amenable number.

25975864 is a deficient number, since it is larger than the sum of its proper divisors (25831736).

25975864 is a wasteful number, since it uses less digits than its factorization.

25975864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903 (or 899 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 25975864 is about 5096.6522345555. The cubic root of 25975864 is about 296.1579081971.

The spelling of 25975864 in words is "twenty-five million, nine hundred seventy-five thousand, eight hundred sixty-four".