9931332 has 48 divisors (see below), whose sum is σ = 24857280. Its totient is φ = 3075072.

The previous prime is 9931321. The next prime is 9931333. The reversal of 9931332 is 2331399.

It is a self number, because there is not a number n which added to its sum of digits gives 9931332.

It is not an unprimeable number, because it can be changed into a prime (9931333) 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, 17883 + ... + 18429.

It is an arithmetic number, because the mean of its divisors is an integer number (517860).

Almost surely, 2^9931332 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 9931332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12428640).

9931332 is an abundant number, since it is smaller than the sum of its proper divisors (14925948).

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

9931332 is a wasteful number, since it uses less digits than its factorization.

9931332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 658 counting only the distinct ones).

The product of its digits is 4374, while the sum is 30.

The square root of 9931332 is about 3151.4015929424. The cubic root of 9931332 is about 214.9492001848.

The spelling of 9931332 in words is "nine million, nine hundred thirty-one thousand, three hundred thirty-two".