97572992 has 96 divisors (see below), whose sum is σ = 223367760. Its totient is φ = 42099200.

The previous prime is 97572953. The next prime is 97573001. The reversal of 97572992 is 29927579.

It is a self number, because there is not a number n which added to its sum of digits gives 97572992.

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, 744767 + ... + 744897.

Almost surely, 2^97572992 is an apocalyptic number.

97572992 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97572992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111683880).

97572992 is an abundant number, since it is smaller than the sum of its proper divisors (125794768).

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

97572992 is a wasteful number, since it uses less digits than its factorization.

97572992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 167 counting only the distinct ones).

The product of its digits is 714420, while the sum is 50.

The square root of 97572992 is about 9877.9042311616. The cubic root of 97572992 is about 460.3730307473.

The spelling of 97572992 in words is "ninety-seven million, five hundred seventy-two thousand, nine hundred ninety-two".