22634725 has 12 divisors (see below), whose sum is σ = 28154944. Its totient is φ = 18051120.

The previous prime is 22634707. The next prime is 22634767. The reversal of 22634725 is 52743622.

It is not a de Polignac number, because 22634725 - 2⁵ = 22634693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7942 + ... + 10408.

Almost surely, 2^22634725 is an apocalyptic number.

22634725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22634725 is a deficient number, since it is larger than the sum of its proper divisors (5520219).

22634725 is a wasteful number, since it uses less digits than its factorization.

22634725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844 (or 2839 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The square root of 22634725 is about 4757.5965570864. The cubic root of 22634725 is about 282.8731592055.

The spelling of 22634725 in words is "twenty-two million, six hundred thirty-four thousand, seven hundred twenty-five".