22534625 has 16 divisors (see below), whose sum is σ = 28815696. Its totient is φ = 17584000.

The previous prime is 22534609. The next prime is 22534643. The reversal of 22534625 is 52643522.

It can be written as a sum of positive squares in 8 ways, for example, as 13778944 + 8755681 = 3712^2 + 2959^2 .

It is not a de Polignac number, because 22534625 - 2⁴ = 22534609 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 15 ways as a sum of consecutive naturals, for example, 2927 + ... + 7323.

It is an arithmetic number, because the mean of its divisors is an integer number (1800981).

Almost surely, 2^22534625 is an apocalyptic number.

22534625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22534625 is a deficient number, since it is larger than the sum of its proper divisors (6281071).

22534625 is an equidigital number, since it uses as much as digits as its factorization.

22534625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453 (or 4443 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 22534625 is about 4747.0648826406. The cubic root of 22534625 is about 282.4555494319.

The spelling of 22534625 in words is "twenty-two million, five hundred thirty-four thousand, six hundred twenty-five".