99430032 has 80 divisors (see below), whose sum is σ = 280259840. Its totient is φ = 30191616.

The previous prime is 99430031. The next prime is 99430049. The reversal of 99430032 is 23003499.

It is not an unprimeable number, because it can be changed into a prime (99430031) 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, 48288 + ... + 50304.

It is an arithmetic number, because the mean of its divisors is an integer number (3503248).

Almost surely, 2^99430032 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 99430032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140129920).

99430032 is an abundant number, since it is smaller than the sum of its proper divisors (180829808).

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

99430032 is a wasteful number, since it uses less digits than its factorization.

99430032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120 (or 2114 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 99430032 is about 9971.4608759198. The cubic root of 99430032 is about 463.2753502423.

The spelling of 99430032 in words is "ninety-nine million, four hundred thirty thousand, thirty-two".