99107508 has 12 divisors (see below), whose sum is σ = 231250880. Its totient is φ = 33035832.

The previous prime is 99107507. The next prime is 99107513. The reversal of 99107508 is 80570199.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99107507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4129468 + ... + 4129491.

Almost surely, 2^99107508 is an apocalyptic number.

It is an amenable number.

99107508 is an abundant number, since it is smaller than the sum of its proper divisors (132143372).

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

99107508 is a wasteful number, since it uses less digits than its factorization.

99107508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8258966 (or 8258964 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 99107508 is about 9955.2753854426. The cubic root of 99107508 is about 462.7738945475.

The spelling of 99107508 in words is "ninety-nine million, one hundred seven thousand, five hundred eight".