99518928 has 80 divisors (see below), whose sum is σ = 271220736. Its totient is φ = 31397760.

The previous prime is 99518921. The next prime is 99518933. The reversal of 99518928 is 82981599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99518921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69225 + ... + 70647.

Almost surely, 2^99518928 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 99518928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135610368).

99518928 is an abundant number, since it is smaller than the sum of its proper divisors (171701808).

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

99518928 is a wasteful number, since it uses less digits than its factorization.

99518928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512 (or 1506 counting only the distinct ones).

The product of its digits is 466560, while the sum is 51.

The square root of 99518928 is about 9975.9174014223. The cubic root of 99518928 is about 463.4133737931.

The spelling of 99518928 in words is "ninety-nine million, five hundred eighteen thousand, nine hundred twenty-eight".