9982831 has 2 divisors, whose sum is σ = 9982832. Its totient is φ = 9982830.

The previous prime is 9982829. The next prime is 9982867. The reversal of 9982831 is 1382899.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9982831 - 2¹ = 9982829 is a prime.

It is a super-2 number, since 2×9982831² = 199313829549122, which contains 22 as substring.

Together with 9982829, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9982801) 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 as a sum of consecutive naturals, namely, 4991415 + 4991416.

It is an arithmetic number, because the mean of its divisors is an integer number (4991416).

Almost surely, 2^9982831 is an apocalyptic number.

9982831 is a deficient number, since it is larger than the sum of its proper divisors (1).

9982831 is an equidigital number, since it uses as much as digits as its factorization.

9982831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 40.

The square root of 9982831 is about 3159.5618367109. The cubic root of 9982831 is about 215.3201000749.

The spelling of 9982831 in words is "nine million, nine hundred eighty-two thousand, eight hundred thirty-one".