23724472 has 16 divisors (see below), whose sum is σ = 45430560. Its totient is φ = 11609664.

The previous prime is 23724457. The next prime is 23724497. The reversal of 23724472 is 27442732.

It is a congruent number.

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, 31173 + ... + 31924.

It is an arithmetic number, because the mean of its divisors is an integer number (2839410).

Almost surely, 2^23724472 is an apocalyptic number.

It is an amenable number.

23724472 is a deficient number, since it is larger than the sum of its proper divisors (21706088).

23724472 is a wasteful number, since it uses less digits than its factorization.

23724472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63150 (or 63146 counting only the distinct ones).

The product of its digits is 18816, while the sum is 31.

The square root of 23724472 is about 4870.7773506905. Note that the first 3 decimals coincide. The cubic root of 23724472 is about 287.3418290647.

The spelling of 23724472 in words is "twenty-three million, seven hundred twenty-four thousand, four hundred seventy-two".