22442792 has 16 divisors (see below), whose sum is σ = 42389460. Its totient is φ = 11138944.

The previous prime is 22442753. The next prime is 22442837. The reversal of 22442792 is 29724422.

It can be written as a sum of positive squares in 2 ways, for example, as 21585316 + 857476 = 4646^2 + 926^2 .

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, 9143 + ... + 11334.

Almost surely, 2^22442792 is an apocalyptic number.

It is an amenable number.

22442792 is a deficient number, since it is larger than the sum of its proper divisors (19946668).

22442792 is a wasteful number, since it uses less digits than its factorization.

22442792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20620 (or 20616 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 22442792 is about 4737.3823995958. The cubic root of 22442792 is about 282.0713398640.

The spelling of 22442792 in words is "twenty-two million, four hundred forty-two thousand, seven hundred ninety-two".