22912625 has 8 divisors (see below), whose sum is σ = 28595112. Its totient is φ = 18330000.

The previous prime is 22912597. The next prime is 22912633. The reversal of 22912625 is 52621922.

It can be written as a sum of positive squares in 4 ways, for example, as 719104 + 22193521 = 848^2 + 4711^2 .

It is not a de Polignac number, because 22912625 - 2⁸ = 22912369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91526 + ... + 91775.

It is an arithmetic number, because the mean of its divisors is an integer number (3574389).

Almost surely, 2^22912625 is an apocalyptic number.

22912625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22912625 is a deficient number, since it is larger than the sum of its proper divisors (5682487).

22912625 is an equidigital number, since it uses as much as digits as its factorization.

22912625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183316 (or 183306 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 22912625 is about 4786.7133818519. The cubic root of 22912625 is about 284.0261208865.

The spelling of 22912625 in words is "twenty-two million, nine hundred twelve thousand, six hundred twenty-five".