9979852 has 6 divisors (see below), whose sum is σ = 17464748. Its totient is φ = 4989924.

The previous prime is 9979843. The next prime is 9979859. The reversal of 9979852 is 2589799.

It is a junction number, because it is equal to n+sod(n) for n = 9979796 and 9979805.

It is not an unprimeable number, because it can be changed into a prime (9979859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247478 + ... + 1247485.

Almost surely, 2^9979852 is an apocalyptic number.

It is an amenable number.

9979852 is a deficient number, since it is larger than the sum of its proper divisors (7484896).

9979852 is a wasteful number, since it uses less digits than its factorization.

9979852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494967 (or 2494965 counting only the distinct ones).

The product of its digits is 408240, while the sum is 49.

The square root of 9979852 is about 3159.0903754087. The cubic root of 9979852 is about 215.2986798855.

The spelling of 9979852 in words is "nine million, nine hundred seventy-nine thousand, eight hundred fifty-two".