25634412 has 18 divisors (see below), whose sum is σ = 64798188. Its totient is φ = 8544792.

The previous prime is 25634383. The next prime is 25634417. The reversal of 25634412 is 21443652.

25634412 is a `hidden beast` number, since 25 + 634 + 4 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (25634417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 355998 + ... + 356069.

Almost surely, 2^25634412 is an apocalyptic number.

It is an amenable number.

25634412 is an abundant number, since it is smaller than the sum of its proper divisors (39163776).

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

25634412 is a wasteful number, since it uses less digits than its factorization.

25634412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712077 (or 712072 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 25634412 is about 5063.0437485765. The cubic root of 25634412 is about 294.8545179432.

The spelling of 25634412 in words is "twenty-five million, six hundred thirty-four thousand, four hundred twelve".