97982380 has 24 divisors (see below), whose sum is σ = 210550032. Its totient is φ = 38281152.

The previous prime is 97982377. The next prime is 97982393. The reversal of 97982380 is 8328979.

It is a self number, because there is not a number n which added to its sum of digits gives 97982380.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56107 + ... + 57826.

It is an arithmetic number, because the mean of its divisors is an integer number (8772918).

Almost surely, 2^97982380 is an apocalyptic number.

It is an amenable number.

97982380 is an abundant number, since it is smaller than the sum of its proper divisors (112567652).

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

97982380 is a wasteful number, since it uses less digits than its factorization.

97982380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113985 (or 113983 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 97982380 is about 9898.6049522142. The cubic root of 97982380 is about 461.0159962954.

The spelling of 97982380 in words is "ninety-seven million, nine hundred eighty-two thousand, three hundred eighty".