23137275 has 24 divisors (see below), whose sum is σ = 43719424. Its totient is φ = 10576800.

The previous prime is 23137271. The next prime is 23137297. The reversal of 23137275 is 57273132.

It is not a de Polignac number, because 23137275 - 2² = 23137271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23137271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21511 + ... + 22560.

Almost surely, 2^23137275 is an apocalyptic number.

23137275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23137275 is a deficient number, since it is larger than the sum of its proper divisors (20582149).

23137275 is a wasteful number, since it uses less digits than its factorization.

23137275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44091 (or 44086 counting only the distinct ones).

The product of its digits is 8820, while the sum is 30.

The square root of 23137275 is about 4810.1221398214. The cubic root of 23137275 is about 284.9513613519.

The spelling of 23137275 in words is "twenty-three million, one hundred thirty-seven thousand, two hundred seventy-five".