22604052 has 12 divisors (see below), whose sum is σ = 52742816. Its totient is φ = 7534680.

The previous prime is 22604047. The next prime is 22604063. The reversal of 22604052 is 25040622.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 941824 + ... + 941847.

Almost surely, 2^22604052 is an apocalyptic number.

It is an amenable number.

22604052 is an abundant number, since it is smaller than the sum of its proper divisors (30138764).

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

22604052 is a wasteful number, since it uses less digits than its factorization.

22604052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883678 (or 1883676 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 22604052 is about 4754.3718828043. The cubic root of 22604052 is about 282.7453247880.

Adding to 22604052 its reverse (25040622), we get a palindrome (47644674).

The spelling of 22604052 in words is "twenty-two million, six hundred four thousand, fifty-two".