25375164 has 24 divisors (see below), whose sum is σ = 61783680. Its totient is φ = 8090544.

The previous prime is 25375153. The next prime is 25375171. The reversal of 25375164 is 46157352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45694 + ... + 46245.

It is an arithmetic number, because the mean of its divisors is an integer number (2574320).

Almost surely, 2^25375164 is an apocalyptic number.

It is an amenable number.

25375164 is an abundant number, since it is smaller than the sum of its proper divisors (36408516).

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

25375164 is a wasteful number, since it uses less digits than its factorization.

25375164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91969 (or 91967 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 25375164 is about 5037.3766982428. The cubic root of 25375164 is about 293.8571660294.

The spelling of 25375164 in words is "twenty-five million, three hundred seventy-five thousand, one hundred sixty-four".