999338328 has 48 divisors (see below), whose sum is σ = 2779698480. Its totient is φ = 324108864.

The previous prime is 999338321. The next prime is 999338341. The reversal of 999338328 is 823833999.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999338321) 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, 184900 + ... + 190227.

It is an arithmetic number, because the mean of its divisors is an integer number (57910385).

Almost surely, 2^999338328 is an apocalyptic number.

It is an amenable number.

999338328 is an abundant number, since it is smaller than the sum of its proper divisors (1780360152).

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

999338328 is a wasteful number, since it uses less digits than its factorization.

999338328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375176 (or 375169 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 999338328 is about 31612.3129175959. The cubic root of 999338328 is about 999.7793940032.

The spelling of 999338328 in words is "nine hundred ninety-nine million, three hundred thirty-eight thousand, three hundred twenty-eight".