25233864 has 32 divisors (see below), whose sum is σ = 63888000. Its totient is φ = 8304192.

The previous prime is 25233853. The next prime is 25233911. The reversal of 25233864 is 46833252.

It is a happy 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, 4759 + ... + 8550.

It is an arithmetic number, because the mean of its divisors is an integer number (1996500).

Almost surely, 2^25233864 is an apocalyptic number.

25233864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25233864 is an abundant number, since it is smaller than the sum of its proper divisors (38654136).

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

25233864 is a wasteful number, since it uses less digits than its factorization.

25233864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13397 (or 13393 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 25233864 is about 5023.3319619551. The cubic root of 25233864 is about 293.3107087693.

The spelling of 25233864 in words is "twenty-five million, two hundred thirty-three thousand, eight hundred sixty-four".