9939852 has 72 divisors (see below), whose sum is σ = 27548976. Its totient is φ = 3003264.

The previous prime is 9939833. The next prime is 9939857. The reversal of 9939852 is 2589399.

It is a junction number, because it is equal to n+sod(n) for n = 9939798 and 9939807.

It is not an unprimeable number, because it can be changed into a prime (9939857) 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 23 ways as a sum of consecutive naturals, for example, 31198 + ... + 31514.

Almost surely, 2^9939852 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 9939852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13774488).

9939852 is an abundant number, since it is smaller than the sum of its proper divisors (17609124).

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

9939852 is a wasteful number, since it uses less digits than its factorization.

9939852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 402 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 9939852 is about 3152.7530826248. The cubic root of 9939852 is about 215.0106502747.

The spelling of 9939852 in words is "nine million, nine hundred thirty-nine thousand, eight hundred fifty-two".