9990982 has 8 divisors (see below), whose sum is σ = 15019200. Its totient is φ = 4984584.

The previous prime is 9990961. The next prime is 9990989. The reversal of 9990982 is 2890999.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9990989) 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 in 3 ways as a sum of consecutive naturals, for example, 4257 + ... + 6172.

It is an arithmetic number, because the mean of its divisors is an integer number (1877400).

Almost surely, 2^9990982 is an apocalyptic number.

9990982 is a deficient number, since it is larger than the sum of its proper divisors (5028218).

9990982 is a wasteful number, since it uses less digits than its factorization.

9990982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10910.

The product of its (nonzero) digits is 104976, while the sum is 46.

The square root of 9990982 is about 3160.8514675638. The cubic root of 9990982 is about 215.3786872191.

The spelling of 9990982 in words is "nine million, nine hundred ninety thousand, nine hundred eighty-two".