99507516 has 12 divisors (see below), whose sum is σ = 232184232. Its totient is φ = 33169168.

The previous prime is 99507487. The next prime is 99507521. The reversal of 99507516 is 61570599.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 4146135 + ... + 4146158.

It is an arithmetic number, because the mean of its divisors is an integer number (19348686).

Almost surely, 2^99507516 is an apocalyptic number.

It is an amenable number.

99507516 is an abundant number, since it is smaller than the sum of its proper divisors (132676716).

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

99507516 is a wasteful number, since it uses less digits than its factorization.

99507516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8292300 (or 8292298 counting only the distinct ones).

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 99507516 is about 9975.3454075536. The cubic root of 99507516 is about 463.3956596568.

The spelling of 99507516 in words is "ninety-nine million, five hundred seven thousand, five hundred sixteen".