97738864 has 10 divisors (see below), whose sum is σ = 189369080. Its totient is φ = 48869424.

The previous prime is 97738859. The next prime is 97738889. The reversal of 97738864 is 46883779.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3054324 + ... + 3054355.

It is an arithmetic number, because the mean of its divisors is an integer number (18936908).

Almost surely, 2^97738864 is an apocalyptic number.

It is an amenable number.

97738864 is a deficient number, since it is larger than the sum of its proper divisors (91630216).

97738864 is a wasteful number, since it uses less digits than its factorization.

97738864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6108687 (or 6108681 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 52.

The square root of 97738864 is about 9886.2967788753. The cubic root of 97738864 is about 460.6337578290.

The spelling of 97738864 in words is "ninety-seven million, seven hundred thirty-eight thousand, eight hundred sixty-four".