23924728 has 32 divisors (see below), whose sum is σ = 46193760. Its totient is φ = 11612160.

The previous prime is 23924723. The next prime is 23924731. The reversal of 23924728 is 82742932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23924723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41176 + ... + 41752.

It is an arithmetic number, because the mean of its divisors is an integer number (1443555).

Almost surely, 2^23924728 is an apocalyptic number.

It is an amenable number.

23924728 is a deficient number, since it is larger than the sum of its proper divisors (22269032).

23924728 is a wasteful number, since it uses less digits than its factorization.

23924728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727 (or 723 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 23924728 is about 4891.2910361172. The cubic root of 23924728 is about 288.1480398883.

The spelling of 23924728 in words is "twenty-three million, nine hundred twenty-four thousand, seven hundred twenty-eight".