9939600328 has 128 divisors (see below), whose sum is σ = 22882590720. Its totient is φ = 3955311360.

The previous prime is 9939600317. The next prime is 9939600329. The reversal of 9939600328 is 8230069399.

It is a happy number.

It is a hoax number, since the sum of its digits (49) 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 (9939600329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10910193 + ... + 10911103.

It is an arithmetic number, because the mean of its divisors is an integer number (178770240).

Almost surely, 2^9939600328 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 9939600328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11441295360).

9939600328 is an abundant number, since it is smaller than the sum of its proper divisors (12942990392).

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

9939600328 is a wasteful number, since it uses less digits than its factorization.

9939600328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 49.

The square root of 9939600328 is about 99697.5442425740. The cubic root of 9939600328 is about 2150.0883560588.

The spelling of 9939600328 in words is "nine billion, nine hundred thirty-nine million, six hundred thousand, three hundred twenty-eight".