99320004 has 72 divisors (see below), whose sum is σ = 290908800. Its totient is φ = 27983232.

The previous prime is 99319993. The next prime is 99320009. The reversal of 99320004 is 40002399.

It is a self number, because there is not a number n which added to its sum of digits gives 99320004.

It is not an unprimeable number, because it can be changed into a prime (99320009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15697 + ... + 21095.

It is an arithmetic number, because the mean of its divisors is an integer number (4040400).

Almost surely, 2^99320004 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 99320004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145454400).

99320004 is an abundant number, since it is smaller than the sum of its proper divisors (191588796).

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

99320004 is a wasteful number, since it uses less digits than its factorization.

99320004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5489 (or 5484 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 99320004 is about 9965.9422033243. The cubic root of 99320004 is about 463.1044023140.

The spelling of 99320004 in words is "ninety-nine million, three hundred twenty thousand, four".