22320904724 has 12 divisors (see below), whose sum is σ = 39094666548. Its totient is φ = 11151000000.

The previous prime is 22320904717. The next prime is 22320904733. The reversal of 22320904724 is 42740902322.

It can be written as a sum of positive squares in 2 ways, for example, as 17494823824 + 4826080900 = 132268^2 + 69470^2 .

It is a super-3 number, since 3×22320904724³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2357777 + ... + 2367224.

It is an arithmetic number, because the mean of its divisors is an integer number (3257888879).

Almost surely, 2^22320904724 is an apocalyptic number.

It is an amenable number.

22320904724 is a deficient number, since it is larger than the sum of its proper divisors (16773761824).

22320904724 is a wasteful number, since it uses less digits than its factorization.

22320904724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4726186 (or 4726184 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 22320904724 in words is "twenty-two billion, three hundred twenty million, nine hundred four thousand, seven hundred twenty-four".