97281968 has 40 divisors (see below), whose sum is σ = 222366720. Its totient is φ = 40345920.

The previous prime is 97281959. The next prime is 97281983. The reversal of 97281968 is 86918279.

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, 10538 + ... + 17481.

It is an arithmetic number, because the mean of its divisors is an integer number (5559168).

Almost surely, 2^97281968 is an apocalyptic number.

It is an amenable number.

97281968 is an abundant number, since it is smaller than the sum of its proper divisors (125084752).

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

97281968 is a wasteful number, since it uses less digits than its factorization.

97281968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28065 (or 28059 counting only the distinct ones).

The product of its digits is 435456, while the sum is 50.

The square root of 97281968 is about 9863.1621704198. The cubic root of 97281968 is about 459.9148676734.

The spelling of 97281968 in words is "ninety-seven million, two hundred eighty-one thousand, nine hundred sixty-eight".