975998320 has 80 divisors (see below), whose sum is σ = 2509562592. Its totient is φ = 350023680.

The previous prime is 975998299. The next prime is 975998333. The reversal of 975998320 is 23899579.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56644 + ... + 71836.

Almost surely, 2^975998320 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 975998320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254781296).

975998320 is an abundant number, since it is smaller than the sum of its proper divisors (1533564272).

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

975998320 is a wasteful number, since it uses less digits than its factorization.

975998320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15290 (or 15284 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 52.

The square root of 975998320 is about 31240.9718158703. The cubic root of 975998320 is about 991.9345636250.

The spelling of 975998320 in words is "nine hundred seventy-five million, nine hundred ninety-eight thousand, three hundred twenty".