99507875 has 8 divisors (see below), whose sum is σ = 124185984. Its totient is φ = 79606200.

The previous prime is 99507869. The next prime is 99507887. The reversal of 99507875 is 57870599.

It is not a de Polignac number, because 99507875 - 2¹⁰ = 99506851 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397907 + ... + 398156.

It is an arithmetic number, because the mean of its divisors is an integer number (15523248).

Almost surely, 2^99507875 is an apocalyptic number.

99507875 is a deficient number, since it is larger than the sum of its proper divisors (24678109).

99507875 is an equidigital number, since it uses as much as digits as its factorization.

99507875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796078 (or 796068 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 50.

The square root of 99507875 is about 9975.3634019017. The cubic root of 99507875 is about 463.3962169307.

The spelling of 99507875 in words is "ninety-nine million, five hundred seven thousand, eight hundred seventy-five".