22724396924 has 6 divisors (see below), whose sum is σ = 39767694624. Its totient is φ = 11362198460.

The previous prime is 22724396909. The next prime is 22724396963. The reversal of 22724396924 is 42969342722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2840549612 + ... + 2840549619.

It is an arithmetic number, because the mean of its divisors is an integer number (6627949104).

Almost surely, 2^22724396924 is an apocalyptic number.

It is an amenable number.

22724396924 is a deficient number, since it is larger than the sum of its proper divisors (17043297700).

22724396924 is a wasteful number, since it uses less digits than its factorization.

22724396924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5681099235 (or 5681099233 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The spelling of 22724396924 in words is "twenty-two billion, seven hundred twenty-four million, three hundred ninety-six thousand, nine hundred twenty-four".