99899184 has 160 divisors (see below), whose sum is σ = 325693440. Its totient is φ = 25632000.

The previous prime is 99899183. The next prime is 99899197. The reversal of 99899184 is 48199899.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (99899183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 558007 + ... + 558185.

It is an arithmetic number, because the mean of its divisors is an integer number (2035584).

Almost surely, 2^99899184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99899184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162846720).

99899184 is an abundant number, since it is smaller than the sum of its proper divisors (225794256).

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

99899184 is a wasteful number, since it uses less digits than its factorization.

99899184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 353 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 57.

The square root of 99899184 is about 9994.9579288759. The cubic root of 99899184 is about 464.0028487736.

The spelling of 99899184 in words is "ninety-nine million, eight hundred ninety-nine thousand, one hundred eighty-four".