25538796 has 36 divisors (see below), whose sum is σ = 64765792. Its totient is φ = 8485344.

The previous prime is 25538789. The next prime is 25538797. The reversal of 25538796 is 69783552.

It is a happy number.

25538796 is a `hidden beast` number, since 2 + 553 + 8 + 7 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×25538796² = 1304460202259232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25538797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12246 + ... + 14178.

Almost surely, 2^25538796 is an apocalyptic number.

It is an amenable number.

25538796 is an abundant number, since it is smaller than the sum of its proper divisors (39226996).

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

25538796 is a wasteful number, since it uses less digits than its factorization.

25538796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310 (or 2305 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 25538796 is about 5053.5923856204. The cubic root of 25538796 is about 294.4874601079.

The spelling of 25538796 in words is "twenty-five million, five hundred thirty-eight thousand, seven hundred ninety-six".