9900832 has 48 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 4657408.

The previous prime is 9900827. The next prime is 9900857. The reversal of 9900832 is 2380099.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9900794 and 9900803.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43503 + ... + 43729.

It is an arithmetic number, because the mean of its divisors is an integer number (430920).

Almost surely, 2^9900832 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 9900832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10342080).

9900832 is an abundant number, since it is smaller than the sum of its proper divisors (10783328).

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

9900832 is a wasteful number, since it uses less digits than its factorization.

9900832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 9900832 is about 3146.5587552118. The cubic root of 9900832 is about 214.7289318670.

The spelling of 9900832 in words is "nine million, nine hundred thousand, eight hundred thirty-two".