9988982 has 8 divisors (see below), whose sum is σ = 15015000. Its totient is φ = 4983984.

The previous prime is 9988981. The next prime is 9988991. The reversal of 9988982 is 2898899.

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

It is a super-2 number, since 2×9988982² = 199559522792648, which contains 22 as substring.

9988982 is a modest number, since divided by 8982 gives 998 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9988981) 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 3 ways as a sum of consecutive naturals, for example, 4007 + ... + 6002.

It is an arithmetic number, because the mean of its divisors is an integer number (1876875).

Almost surely, 2^9988982 is an apocalyptic number.

9988982 is a deficient number, since it is larger than the sum of its proper divisors (5026018).

9988982 is a wasteful number, since it uses less digits than its factorization.

9988982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510.

The product of its digits is 746496, while the sum is 53.

The square root of 9988982 is about 3160.5350812798. The cubic root of 9988982 is about 215.3643147206.

It can be divided in two parts, 998 and 8982, that multiplied together give a square (8964036 = 2994²).

The spelling of 9988982 in words is "nine million, nine hundred eighty-eight thousand, nine hundred eighty-two".