22604552 has 32 divisors (see below), whose sum is σ = 43696800. Its totient is φ = 10957824.

The previous prime is 22604551. The next prime is 22604563. The reversal of 22604552 is 25540622.

It is a super-2 number, since 2×22604552² = 1021931542241408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22604551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38888 + ... + 39464.

It is an arithmetic number, because the mean of its divisors is an integer number (1365525).

Almost surely, 2^22604552 is an apocalyptic number.

It is an amenable number.

22604552 is a deficient number, since it is larger than the sum of its proper divisors (21092248).

22604552 is a wasteful number, since it uses less digits than its factorization.

22604552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 22604552 is about 4754.4244656951. The cubic root of 22604552 is about 282.7474095413.

The spelling of 22604552 in words is "twenty-two million, six hundred four thousand, five hundred fifty-two".