97928 has 8 divisors (see below), whose sum is σ = 183630. Its totient is φ = 48960.

The previous prime is 97927. The next prime is 97931. The reversal of 97928 is 82979.

It can be written as a sum of positive squares in only one way, i.e., 91204 + 6724 = 302^2 + 82^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (97927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113 + ... + 6128.

2⁹⁷⁹²⁸ is an apocalyptic number.

It is an amenable number.

97928 is a deficient number, since it is larger than the sum of its proper divisors (85702).

97928 is a wasteful number, since it uses less digits than its factorization.

97928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12247 (or 12243 counting only the distinct ones).

The product of its digits is 9072, while the sum is 35.

The square root of 97928 is about 312.9344979385. The cubic root of 97928 is about 46.0930692900.

The spelling of 97928 in words is "ninety-seven thousand, nine hundred twenty-eight".