97986698 has 4 divisors (see below), whose sum is σ = 146980050. Its totient is φ = 48993348.

The previous prime is 97986689. The next prime is 97986701. The reversal of 97986698 is 89668979.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55905529 + 42081169 = 7477^2 + 6487^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97986698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24496673 + ... + 24496676.

Almost surely, 2^97986698 is an apocalyptic number.

97986698 is a deficient number, since it is larger than the sum of its proper divisors (48993352).

97986698 is a wasteful number, since it uses less digits than its factorization.

97986698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48993351.

The product of its digits is 11757312, while the sum is 62.

The square root of 97986698 is about 9898.8230613543. The cubic root of 97986698 is about 461.0227683900.

The spelling of 97986698 in words is "ninety-seven million, nine hundred eighty-six thousand, six hundred ninety-eight".