97896172 has 24 divisors (see below), whose sum is σ = 188375040. Its totient is φ = 44145360.

The previous prime is 97896167. The next prime is 97896181. The reversal of 97896172 is 27169879.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3172 + ... + 14347.

It is an arithmetic number, because the mean of its divisors is an integer number (7848960).

Almost surely, 2^97896172 is an apocalyptic number.

It is an amenable number.

97896172 is a deficient number, since it is larger than the sum of its proper divisors (90478868).

97896172 is a wasteful number, since it uses less digits than its factorization.

97896172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17661 (or 17659 counting only the distinct ones).

The product of its digits is 381024, while the sum is 49.

The square root of 97896172 is about 9894.2494409632. The cubic root of 97896172 is about 460.8807511337.

The spelling of 97896172 in words is "ninety-seven million, eight hundred ninety-six thousand, one hundred seventy-two".