97159272 has 64 divisors (see below), whose sum is σ = 278371200. Its totient is φ = 27682560.

The previous prime is 97159261. The next prime is 97159297. The reversal of 97159272 is 27295179.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 90354 + ... + 91422.

It is an arithmetic number, because the mean of its divisors is an integer number (4349550).

Almost surely, 2^97159272 is an apocalyptic number.

It is an amenable number.

97159272 is an abundant number, since it is smaller than the sum of its proper divisors (181211928).

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

97159272 is a wasteful number, since it uses less digits than its factorization.

97159272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626 (or 1622 counting only the distinct ones).

The product of its digits is 79380, while the sum is 42.

The square root of 97159272 is about 9856.9402960554. The cubic root of 97159272 is about 459.7214318420.

The spelling of 97159272 in words is "ninety-seven million, one hundred fifty-nine thousand, two hundred seventy-two".