97387688 has 8 divisors (see below), whose sum is σ = 182601930. Its totient is φ = 48693840.

The previous prime is 97387657. The next prime is 97387691. The reversal of 97387688 is 88678379.

It can be written as a sum of positive squares in only one way, i.e., 92198404 + 5189284 = 9602^2 + 2278^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6086723 + ... + 6086738.

Almost surely, 2^97387688 is an apocalyptic number.

It is an amenable number.

97387688 is a deficient number, since it is larger than the sum of its proper divisors (85214242).

97387688 is a wasteful number, since it uses less digits than its factorization.

97387688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12173467 (or 12173463 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 56.

The square root of 97387688 is about 9868.5200511526. The cubic root of 97387688 is about 460.0814096620.

The spelling of 97387688 in words is "ninety-seven million, three hundred eighty-seven thousand, six hundred eighty-eight".