97698579 has 8 divisors (see below), whose sum is σ = 142107072. Its totient is φ = 59211240.

The previous prime is 97698563. The next prime is 97698581. The reversal of 97698579 is 97589679.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97698579 - 2⁴ = 97698563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97698509) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1480249 + ... + 1480314.

It is an arithmetic number, because the mean of its divisors is an integer number (17763384).

Almost surely, 2^97698579 is an apocalyptic number.

97698579 is a deficient number, since it is larger than the sum of its proper divisors (44408493).

97698579 is a wasteful number, since it uses less digits than its factorization.

97698579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960577.

The product of its digits is 8573040, while the sum is 60.

The square root of 97698579 is about 9884.2591528146. The cubic root of 97698579 is about 460.5704627034.

Subtracting from 97698579 its reverse (97589679), we obtain a square (108900 = 330²).

The spelling of 97698579 in words is "ninety-seven million, six hundred ninety-eight thousand, five hundred seventy-nine".