25625264 has 20 divisors (see below), whose sum is σ = 56741904. Its totient is φ = 10982208.

The previous prime is 25625261. The next prime is 25625269. The reversal of 25625264 is 46252652.

It is a self number, because there is not a number n which added to its sum of digits gives 25625264.

It is not an unprimeable number, because it can be changed into a prime (25625261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114287 + ... + 114510.

Almost surely, 2^25625264 is an apocalyptic number.

It is an amenable number.

25625264 is an abundant number, since it is smaller than the sum of its proper divisors (31116640).

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

25625264 is a wasteful number, since it uses less digits than its factorization.

25625264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228812 (or 228806 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 25625264 is about 5062.1402588233. The cubic root of 25625264 is about 294.8194394447.

The spelling of 25625264 in words is "twenty-five million, six hundred twenty-five thousand, two hundred sixty-four".