98685864 has 40 divisors (see below), whose sum is σ = 276413610. Its totient is φ = 32895072.

The previous prime is 98685859. The next prime is 98685887. The reversal of 98685864 is 46858689.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73102500 + 25583364 = 8550^2 + 5058^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 98685864.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 75499 + ... + 76794.

Almost surely, 2^98685864 is an apocalyptic number.

It is an amenable number.

98685864 is an abundant number, since it is smaller than the sum of its proper divisors (177727746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98685864 is a wasteful number, since it uses less digits than its factorization.

98685864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152311 (or 152298 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 98685864 is about 9934.0759006563. The cubic root of 98685864 is about 462.1166849814.

The spelling of 98685864 in words is "ninety-eight million, six hundred eighty-five thousand, eight hundred sixty-four".