23157952 has 14 divisors (see below), whose sum is σ = 45954188. Its totient is φ = 11578944.

The previous prime is 23157949. The next prime is 23157983. The reversal of 23157952 is 25975132.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180858 + ... + 180985.

It is an arithmetic number, because the mean of its divisors is an integer number (3282442).

Almost surely, 2^23157952 is an apocalyptic number.

It is an amenable number.

23157952 is a deficient number, since it is larger than the sum of its proper divisors (22796236).

23157952 is an equidigital number, since it uses as much as digits as its factorization.

23157952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361855 (or 361845 counting only the distinct ones).

The product of its digits is 18900, while the sum is 34.

The square root of 23157952 is about 4812.2709815637. The cubic root of 23157952 is about 285.0362198760.

The spelling of 23157952 in words is "twenty-three million, one hundred fifty-seven thousand, nine hundred fifty-two".