23116972 has 12 divisors (see below), whose sum is σ = 41395816. Its totient is φ = 11289600.

The previous prime is 23116931. The next prime is 23117009. The reversal of 23116972 is 27961132.

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, 67029 + ... + 67372.

Almost surely, 2^23116972 is an apocalyptic number.

It is an amenable number.

23116972 is a deficient number, since it is larger than the sum of its proper divisors (18278844).

23116972 is a wasteful number, since it uses less digits than its factorization.

23116972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134448 (or 134446 counting only the distinct ones).

The product of its digits is 4536, while the sum is 31.

The square root of 23116972 is about 4808.0112312681. The cubic root of 23116972 is about 284.8679885183.

The spelling of 23116972 in words is "twenty-three million, one hundred sixteen thousand, nine hundred seventy-two".