25329264 has 40 divisors (see below), whose sum is σ = 65693712. Its totient is φ = 8409600.

The previous prime is 25329259. The next prime is 25329277. The reversal of 25329264 is 46292352.

It is a super-2 number, since 2×25329264² = 1283143229563392, which contains 22 as substring.

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, 13164 + ... + 14964.

Almost surely, 2^25329264 is an apocalyptic number.

25329264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25329264 is an abundant number, since it is smaller than the sum of its proper divisors (40364448).

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

25329264 is a wasteful number, since it uses less digits than its factorization.

25329264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105 (or 2099 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 25329264 is about 5032.8186933368. The cubic root of 25329264 is about 293.6798773921.

The spelling of 25329264 in words is "twenty-five million, three hundred twenty-nine thousand, two hundred sixty-four".