23156976 has 20 divisors (see below), whose sum is σ = 59822312. Its totient is φ = 7718976.

The previous prime is 23156971. The next prime is 23156981. The reversal of 23156976 is 67965132.

It is an interprime number because it is at equal distance from previous prime (23156971) and next prime (23156981).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23156971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241171 + ... + 241266.

Almost surely, 2^23156976 is an apocalyptic number.

It is an amenable number.

23156976 is an abundant number, since it is smaller than the sum of its proper divisors (36665336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23156976 is a wasteful number, since it uses less digits than its factorization.

23156976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482448 (or 482442 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 23156976 is about 4812.1695730720. The cubic root of 23156976 is about 285.0322155027.

The spelling of 23156976 in words is "twenty-three million, one hundred fifty-six thousand, nine hundred seventy-six".