98686097 has 4 divisors (see below), whose sum is σ = 98707236. Its totient is φ = 98664960.

The previous prime is 98686073. The next prime is 98686117. The reversal of 98686097 is 79068689.

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

It can be written as a sum of positive squares in 2 ways, for example, as 91374481 + 7311616 = 9559^2 + 2704^2 .

It is a cyclic number.

It is not a de Polignac number, because 98686097 - 2⁶ = 98686033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98686297) 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 3 ways as a sum of consecutive naturals, for example, 128 + ... + 14049.

It is an arithmetic number, because the mean of its divisors is an integer number (24676809).

Almost surely, 2^98686097 is an apocalyptic number.

It is an amenable number.

98686097 is a deficient number, since it is larger than the sum of its proper divisors (21139).

98686097 is a wasteful number, since it uses less digits than its factorization.

98686097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21138.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 98686097 is about 9934.0876279606. The cubic root of 98686097 is about 462.1170486711.

The spelling of 98686097 in words is "ninety-eight million, six hundred eighty-six thousand, ninety-seven".