97912192 has 96 divisors (see below), whose sum is σ = 231280920. Its totient is φ = 41158656.

The previous prime is 97912189. The next prime is 97912237. The reversal of 97912192 is 29121979.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 420108 + ... + 420340.

Almost surely, 2^97912192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97912192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115640460).

97912192 is an abundant number, since it is smaller than the sum of its proper divisors (133368728).

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

97912192 is a wasteful number, since it uses less digits than its factorization.

97912192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 309 counting only the distinct ones).

The product of its digits is 20412, while the sum is 40.

The square root of 97912192 is about 9895.0589690006. The cubic root of 97912192 is about 460.9058896955.

The spelling of 97912192 in words is "ninety-seven million, nine hundred twelve thousand, one hundred ninety-two".