97599980 has 24 divisors (see below), whose sum is σ = 205533888. Its totient is φ = 38930688.

The previous prime is 97599961. The next prime is 97599989. The reversal of 97599980 is 8999579.

It is not an unprimeable number, because it can be changed into a prime (97599989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692 + ... + 13988.

It is an arithmetic number, because the mean of its divisors is an integer number (8563912).

Almost surely, 2^97599980 is an apocalyptic number.

It is an amenable number.

97599980 is an abundant number, since it is smaller than the sum of its proper divisors (107933908).

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

97599980 is a wasteful number, since it uses less digits than its factorization.

97599980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13673 (or 13671 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 56.

The square root of 97599980 is about 9879.2702159623. The cubic root of 97599980 is about 460.4154721435.

The spelling of 97599980 in words is "ninety-seven million, five hundred ninety-nine thousand, nine hundred eighty".