99799500 has 48 divisors (see below), whose sum is σ = 290620512. Its totient is φ = 26612800.

The previous prime is 99799493. The next prime is 99799519. The reversal of 99799500 is 599799.

It is a self number, because there is not a number n which added to its sum of digits gives 99799500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31767 + ... + 34766.

It is an arithmetic number, because the mean of its divisors is an integer number (6054594).

Almost surely, 2^99799500 is an apocalyptic number.

It is an amenable number.

99799500 is an abundant number, since it is smaller than the sum of its proper divisors (190821012).

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

99799500 is a wasteful number, since it uses less digits than its factorization.

99799500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66555 (or 66543 counting only the distinct ones).

The product of its (nonzero) digits is 229635, while the sum is 48.

The square root of 99799500 is about 9989.9699699248. The cubic root of 99799500 is about 463.8484629507.

The spelling of 99799500 in words is "ninety-nine million, seven hundred ninety-nine thousand, five hundred".