983982 has 8 divisors (see below), whose sum is σ = 1967976. Its totient is φ = 327992.

The previous prime is 983951. The next prime is 983987. The reversal of 983982 is 289389.

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

983982 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 983982.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 983982.

It is not an unprimeable number, because it can be changed into a prime (983987) by changing a digit.

983982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 81993 + ... + 82004.

It is an arithmetic number, because the mean of its divisors is an integer number (245997).

2⁹⁸³⁹⁸² is an apocalyptic number.

983982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

983982 is a wasteful number, since it uses less digits than its factorization.

983982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164002.

The product of its digits is 31104, while the sum is 39.

The square root of 983982 is about 991.9586684938. The cubic root of 983982 is about 99.4631901751.

The spelling of 983982 in words is "nine hundred eighty-three thousand, nine hundred eighty-two".