23924156 has 12 divisors (see below), whose sum is σ = 42888720. Its totient is φ = 11670240.

The previous prime is 23924149. The next prime is 23924171. The reversal of 23924156 is 65142932.

It is a happy number.

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, 72776 + ... + 73103.

It is an arithmetic number, because the mean of its divisors is an integer number (3574060).

Almost surely, 2^23924156 is an apocalyptic number.

It is an amenable number.

23924156 is a deficient number, since it is larger than the sum of its proper divisors (18964564).

23924156 is a wasteful number, since it uses less digits than its factorization.

23924156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145924 (or 145922 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 23924156 is about 4891.2325644974. The cubic root of 23924156 is about 288.1457434917.

The spelling of 23924156 in words is "twenty-three million, nine hundred twenty-four thousand, one hundred fifty-six".