22604404 has 12 divisors (see below), whose sum is σ = 40206628. Its totient is φ = 11116800.

The previous prime is 22604399. The next prime is 22604419. The reversal of 22604404 is 40440622.

It can be written as a sum of positive squares in 2 ways, for example, as 12236004 + 10368400 = 3498^2 + 3220^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 46077 + ... + 46564.

Almost surely, 2^22604404 is an apocalyptic number.

It is an amenable number.

22604404 is a deficient number, since it is larger than the sum of its proper divisors (17602224).

22604404 is a wasteful number, since it uses less digits than its factorization.

22604404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92706 (or 92704 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 22604404 is about 4754.4089012200. The cubic root of 22604404 is about 282.7467924575.

The spelling of 22604404 in words is "twenty-two million, six hundred four thousand, four hundred four".