97888976 has 60 divisors (see below), whose sum is σ = 201510540. Its totient is φ = 46033920.

The previous prime is 97888961. The next prime is 97888981. The reversal of 97888976 is 67988879.

It can be written as a sum of positive squares in 6 ways, for example, as 7182400 + 90706576 = 2680^2 + 9524^2 .

Its product of digits (12192768) is a multiple of the sum of its prime divisors (189).

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, 898010 + ... + 898118.

It is an arithmetic number, because the mean of its divisors is an integer number (3358509).

Almost surely, 2^97888976 is an apocalyptic number.

It is an amenable number.

97888976 is an abundant number, since it is smaller than the sum of its proper divisors (103621564).

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

97888976 is a wasteful number, since it uses less digits than its factorization.

97888976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 189 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 62.

The square root of 97888976 is about 9893.8857887081. The cubic root of 97888976 is about 460.8694582878.

The spelling of 97888976 in words is "ninety-seven million, eight hundred eighty-eight thousand, nine hundred seventy-six".