97272315 has 24 divisors (see below), whose sum is σ = 192692448. Its totient is φ = 44467200.

The previous prime is 97272311. The next prime is 97272319. The reversal of 97272315 is 51327279.

It is an interprime number because it is at equal distance from previous prime (97272311) and next prime (97272319).

It is not a de Polignac number, because 97272315 - 2² = 97272311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97272315.

It is not an unprimeable number, because it can be changed into a prime (97272311) 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, 154086 + ... + 154715.

It is an arithmetic number, because the mean of its divisors is an integer number (8028852).

Almost surely, 2^97272315 is an apocalyptic number.

97272315 is a deficient number, since it is larger than the sum of its proper divisors (95420133).

97272315 is a wasteful number, since it uses less digits than its factorization.

97272315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308819 (or 308816 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 97272315 is about 9862.6728121742. The cubic root of 97272315 is about 459.8996551759.

The spelling of 97272315 in words is "ninety-seven million, two hundred seventy-two thousand, three hundred fifteen".