22790452 has 24 divisors (see below), whose sum is σ = 40757024. Its totient is φ = 11148192.

The previous prime is 22790357. The next prime is 22790507. The reversal of 22790452 is 25409722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74083 + ... + 74389.

Almost surely, 2^22790452 is an apocalyptic number.

It is an amenable number.

22790452 is a deficient number, since it is larger than the sum of its proper divisors (17966572).

22790452 is a wasteful number, since it uses less digits than its factorization.

22790452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 22790452 is about 4773.9346455518. The cubic root of 22790452 is about 283.5203999558.

The spelling of 22790452 in words is "twenty-two million, seven hundred ninety thousand, four hundred fifty-two".