97273928 has 16 divisors (see below), whose sum is σ = 184270380. Its totient is φ = 48135168.

The previous prime is 97273909. The next prime is 97273931. The reversal of 97273928 is 82937279.

It can be written as a sum of positive squares in 2 ways, for example, as 97259044 + 14884 = 9862^2 + 122^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61901 + ... + 63452.

Almost surely, 2^97273928 is an apocalyptic number.

It is an amenable number.

97273928 is a deficient number, since it is larger than the sum of its proper divisors (86996452).

97273928 is a wasteful number, since it uses less digits than its factorization.

97273928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125456 (or 125452 counting only the distinct ones).

The product of its digits is 381024, while the sum is 47.

The square root of 97273928 is about 9862.7545848003. The cubic root of 97273928 is about 459.9021972286.

The spelling of 97273928 in words is "ninety-seven million, two hundred seventy-three thousand, nine hundred twenty-eight".