25532464 has 20 divisors (see below), whose sum is σ = 49952656. Its totient is φ = 12641472.

The previous prime is 25532459. The next prime is 25532471. The reversal of 25532464 is 46423552.

It is a super-2 number, since 2×25532464² = 1303813435822592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6099 + ... + 9394.

Almost surely, 2^25532464 is an apocalyptic number.

It is an amenable number.

25532464 is a deficient number, since it is larger than the sum of its proper divisors (24420192).

25532464 is a wasteful number, since it uses less digits than its factorization.

25532464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15604 (or 15598 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 25532464 is about 5052.9658617489. The cubic root of 25532464 is about 294.4631200316.

The spelling of 25532464 in words is "twenty-five million, five hundred thirty-two thousand, four hundred sixty-four".