22559125 has 8 divisors (see below), whose sum is σ = 28153944. Its totient is φ = 18047200.

The previous prime is 22559087. The next prime is 22559149. The reversal of 22559125 is 52195522.

It can be written as a sum of positive squares in 4 ways, for example, as 1270129 + 21288996 = 1127^2 + 4614^2 .

It is not a de Polignac number, because 22559125 - 2²³ = 14170517 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 7 ways as a sum of consecutive naturals, for example, 90112 + ... + 90361.

It is an arithmetic number, because the mean of its divisors is an integer number (3519243).

Almost surely, 2^22559125 is an apocalyptic number.

22559125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22559125 is a deficient number, since it is larger than the sum of its proper divisors (5594819).

22559125 is an equidigital number, since it uses as much as digits as its factorization.

22559125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180488 (or 180478 counting only the distinct ones).

The product of its digits is 9000, while the sum is 31.

The square root of 22559125 is about 4749.6447235556. The cubic root of 22559125 is about 282.5578757345.

The spelling of 22559125 in words is "twenty-two million, five hundred fifty-nine thousand, one hundred twenty-five".