99413388 has 36 divisors (see below), whose sum is σ = 251727840. Its totient is φ = 33080736.

The previous prime is 99413387. The next prime is 99413401. The reversal of 99413388 is 88331499.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (99413387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22333 + ... + 26411.

It is an arithmetic number, because the mean of its divisors is an integer number (6992440).

Almost surely, 2^99413388 is an apocalyptic number.

It is an amenable number.

99413388 is an abundant number, since it is smaller than the sum of its proper divisors (152314452).

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

99413388 is a wasteful number, since it uses less digits than its factorization.

99413388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766 (or 4761 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 99413388 is about 9970.6262591675. The cubic root of 99413388 is about 463.2494989475.

The spelling of 99413388 in words is "ninety-nine million, four hundred thirteen thousand, three hundred eighty-eight".