22938456 has 16 divisors (see below), whose sum is σ = 57346200. Its totient is φ = 7646144.

The previous prime is 22938439. The next prime is 22938469. The reversal of 22938456 is 65483922.

It is a happy number.

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, 477861 + ... + 477908.

Almost surely, 2^22938456 is an apocalyptic number.

It is an amenable number.

22938456 is an abundant number, since it is smaller than the sum of its proper divisors (34407744).

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

22938456 is a wasteful number, since it uses less digits than its factorization.

22938456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955778 (or 955774 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 22938456 is about 4789.4108197147. The cubic root of 22938456 is about 284.1328149530.

The spelling of 22938456 in words is "twenty-two million, nine hundred thirty-eight thousand, four hundred fifty-six".