22604412 has 48 divisors (see below), whose sum is σ = 54819072. Its totient is φ = 7244160.

The previous prime is 22604399. The next prime is 22604419. The reversal of 22604412 is 21440622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22604419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36328 + ... + 36944.

It is an arithmetic number, because the mean of its divisors is an integer number (1142064).

Almost surely, 2^22604412 is an apocalyptic number.

It is an amenable number.

22604412 is an abundant number, since it is smaller than the sum of its proper divisors (32214660).

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

22604412 is a wasteful number, since it uses less digits than its factorization.

22604412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 736 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 22604412 is about 4754.4097425443. The cubic root of 22604412 is about 282.7468258135.

The spelling of 22604412 in words is "twenty-two million, six hundred four thousand, four hundred twelve".