99108585 has 12 divisors (see below), whose sum is σ = 171788292. Its totient is φ = 52857888.

The previous prime is 99108551. The next prime is 99108619. The reversal of 99108585 is 58580199.

It is an interprime number because it is at equal distance from previous prime (99108551) and next prime (99108619).

It can be written as a sum of positive squares in 2 ways, for example, as 61027344 + 38081241 = 7812^2 + 6171^2 .

It is not a de Polignac number, because 99108585 - 2⁸ = 99108329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2202413 = 99108585 / (9 + 9 + 1 + 0 + 8 + 5 + 8 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 99108585.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1101162 + ... + 1101251.

It is an arithmetic number, because the mean of its divisors is an integer number (14315691).

Almost surely, 2^99108585 is an apocalyptic number.

It is an amenable number.

99108585 is a deficient number, since it is larger than the sum of its proper divisors (72679707).

99108585 is a wasteful number, since it uses less digits than its factorization.

99108585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202424 (or 2202421 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The square root of 99108585 is about 9955.3294772197. The cubic root of 99108585 is about 462.7755708607.

The spelling of 99108585 in words is "ninety-nine million, one hundred eight thousand, five hundred eighty-five".