22725604 has 24 divisors (see below), whose sum is σ = 44787456. Its totient is φ = 9996000.

The previous prime is 22725569. The next prime is 22725607. The reversal of 22725604 is 40652722.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22725607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6967 + ... + 9694.

It is an arithmetic number, because the mean of its divisors is an integer number (1866144).

Almost surely, 2^22725604 is an apocalyptic number.

It is an amenable number.

22725604 is a deficient number, since it is larger than the sum of its proper divisors (22061852).

22725604 is a wasteful number, since it uses less digits than its factorization.

22725604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16707 (or 16705 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 22725604 is about 4767.1379254223. The cubic root of 22725604 is about 283.2512346524.

The spelling of 22725604 in words is "twenty-two million, seven hundred twenty-five thousand, six hundred four".