9939328 has 32 divisors (see below), whose sum is σ = 22631760. Its totient is φ = 4259328.

The previous prime is 9939323. The next prime is 9939341. The reversal of 9939328 is 8239399.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9939323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4651 + ... + 6442.

Almost surely, 2^9939328 is an apocalyptic number.

It is an amenable number.

9939328 is an abundant number, since it is smaller than the sum of its proper divisors (12692432).

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

9939328 is a wasteful number, since it uses less digits than its factorization.

9939328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11114 (or 11102 counting only the distinct ones).

The product of its digits is 104976, while the sum is 43.

The square root of 9939328 is about 3152.6699795570. The cubic root of 9939328 is about 215.0068719635.

The spelling of 9939328 in words is "nine million, nine hundred thirty-nine thousand, three hundred twenty-eight".