97840320 has 56 divisors (see below), whose sum is σ = 310646064. Its totient is φ = 26090496.

The previous prime is 97840319. The next prime is 97840339. The reversal of 97840320 is 2304879.

It is an unprimeable number.

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, 49999 + ... + 51918.

Almost surely, 2^97840320 is an apocalyptic number.

It is an amenable number.

97840320 is an abundant number, since it is smaller than the sum of its proper divisors (212805744).

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

97840320 is a wasteful number, since it uses less digits than its factorization.

97840320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101937 (or 101927 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 97840320 is about 9891.4265907401. The cubic root of 97840320 is about 460.7930867983.

The spelling of 97840320 in words is "ninety-seven million, eight hundred forty thousand, three hundred twenty".