22920604 has 24 divisors (see below), whose sum is σ = 47835648. Its totient is φ = 9395760.

The previous prime is 22920551. The next prime is 22920617. The reversal of 22920604 is 40602922.

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, 17152 + ... + 18439.

It is an arithmetic number, because the mean of its divisors is an integer number (1993152).

Almost surely, 2^22920604 is an apocalyptic number.

It is an amenable number.

22920604 is an abundant number, since it is smaller than the sum of its proper divisors (24915044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22920604 is a wasteful number, since it uses less digits than its factorization.

22920604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35625 (or 35623 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 22920604 is about 4787.5467621737. The cubic root of 22920604 is about 284.0590864300.

The spelling of 22920604 in words is "twenty-two million, nine hundred twenty thousand, six hundred four".