25332564 has 24 divisors (see below), whose sum is σ = 59467968. Its totient is φ = 8392960.

The previous prime is 25332557. The next prime is 25332599. The reversal of 25332564 is 46523352.

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, 4317 + ... + 8324.

It is an arithmetic number, because the mean of its divisors is an integer number (2477832).

Almost surely, 2^25332564 is an apocalyptic number.

It is an amenable number.

25332564 is an abundant number, since it is smaller than the sum of its proper divisors (34135404).

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

25332564 is a wasteful number, since it uses less digits than its factorization.

25332564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12815 (or 12813 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 25332564 is about 5033.1465307499. The cubic root of 25332564 is about 293.6926307763.

The spelling of 25332564 in words is "twenty-five million, three hundred thirty-two thousand, five hundred sixty-four".