97657275 has 24 divisors (see below), whose sum is σ = 162211840. Its totient is φ = 51841440.

The previous prime is 97657271. The next prime is 97657277. The reversal of 97657275 is 57275679.

It is not a de Polignac number, because 97657275 - 2² = 97657271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97657271) 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, 13806 + ... + 19644.

Almost surely, 2^97657275 is an apocalyptic number.

97657275 is a deficient number, since it is larger than the sum of its proper divisors (64554565).

97657275 is a wasteful number, since it uses less digits than its factorization.

97657275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6075 (or 6070 counting only the distinct ones).

The product of its digits is 926100, while the sum is 48.

The square root of 97657275 is about 9882.1695492437. The cubic root of 97657275 is about 460.5055484742.

The spelling of 97657275 in words is "ninety-seven million, six hundred fifty-seven thousand, two hundred seventy-five".