23388628 has 24 divisors (see below), whose sum is σ = 41846112. Its totient is φ = 11435424.

The previous prime is 23388613. The next prime is 23388637. The reversal of 23388628 is 82688332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52575 + ... + 53017.

It is an arithmetic number, because the mean of its divisors is an integer number (1743588).

Almost surely, 2^23388628 is an apocalyptic number.

It is an amenable number.

23388628 is a deficient number, since it is larger than the sum of its proper divisors (18457484).

23388628 is a wasteful number, since it uses less digits than its factorization.

23388628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 709 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 23388628 is about 4836.1790702992. The cubic root of 23388628 is about 285.9795085323.

The spelling of 23388628 in words is "twenty-three million, three hundred eighty-eight thousand, six hundred twenty-eight".