97712156 has 6 divisors (see below), whose sum is σ = 170996280. Its totient is φ = 48856076.

The previous prime is 97712123. The next prime is 97712161. The reversal of 97712156 is 65121779.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12214016 + ... + 12214023.

It is an arithmetic number, because the mean of its divisors is an integer number (28499380).

Almost surely, 2^97712156 is an apocalyptic number.

It is an amenable number.

97712156 is a deficient number, since it is larger than the sum of its proper divisors (73284124).

97712156 is a wasteful number, since it uses less digits than its factorization.

97712156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24428043 (or 24428041 counting only the distinct ones).

The product of its digits is 26460, while the sum is 38.

The square root of 97712156 is about 9884.9459280261. The cubic root of 97712156 is about 460.5917966047.

The spelling of 97712156 in words is "ninety-seven million, seven hundred twelve thousand, one hundred fifty-six".