22474924 has 12 divisors (see below), whose sum is σ = 39721248. Its totient is φ = 11126000.

The previous prime is 22474919. The next prime is 22474943. The reversal of 22474924 is 42947422.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22474924.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27412 + ... + 28219.

It is an arithmetic number, because the mean of its divisors is an integer number (3310104).

Almost surely, 2^22474924 is an apocalyptic number.

It is an amenable number.

22474924 is a deficient number, since it is larger than the sum of its proper divisors (17246324).

22474924 is a wasteful number, since it uses less digits than its factorization.

22474924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55736 (or 55734 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 22474924 is about 4740.7725108889. The cubic root of 22474924 is about 282.2058922588.

The spelling of 22474924 in words is "twenty-two million, four hundred seventy-four thousand, nine hundred twenty-four".