99928108 has 72 divisors (see below), whose sum is σ = 217238112. Its totient is φ = 39376896.

The previous prime is 99928079. The next prime is 99928117. The reversal of 99928108 is 80182999.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 428760 + ... + 428992.

It is an arithmetic number, because the mean of its divisors is an integer number (3017196).

Almost surely, 2^99928108 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 99928108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108619056).

99928108 is an abundant number, since it is smaller than the sum of its proper divisors (117310004).

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

99928108 is a wasteful number, since it uses less digits than its factorization.

99928108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 46.

The square root of 99928108 is about 9996.4047537102. The cubic root of 99928108 is about 464.0476256604.

The spelling of 99928108 in words is "ninety-nine million, nine hundred twenty-eight thousand, one hundred eight".