25395264 has 42 divisors (see below), whose sum is σ = 72792590. Its totient is φ = 8464896.

The previous prime is 25395259. The next prime is 25395287. The reversal of 25395264 is 46259352.

25395264 is a `hidden beast` number, since 2 + 5 + 395 + 264 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21233664 + 4161600 = 4608^2 + 2040^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21469 + ... + 22620.

Almost surely, 2^25395264 is an apocalyptic number.

25395264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25395264 is an abundant number, since it is smaller than the sum of its proper divisors (47397326).

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

25395264 is a wasteful number, since it uses less digits than its factorization.

25395264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44107 (or 44094 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 25395264 is about 5039.3713893699. The cubic root of 25395264 is about 293.9347349228.

It can be divided in two parts, 253952 and 64, that added together give a square (254016 = 504²).

The spelling of 25395264 in words is "twenty-five million, three hundred ninety-five thousand, two hundred sixty-four".