89982 has 12 divisors (see below), whose sum is σ = 195000. Its totient is φ = 29988.

The previous prime is 89977. The next prime is 89983. The reversal of 89982 is 28998.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89983) 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 5 ways as a sum of consecutive naturals, for example, 2482 + ... + 2517.

It is an arithmetic number, because the mean of its divisors is an integer number (16250).

2⁸⁹⁹⁸² is an apocalyptic number.

89982 is an abundant number, since it is smaller than the sum of its proper divisors (105018).

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

89982 is a wasteful number, since it uses less digits than its factorization.

89982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5007 (or 5004 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 89982 is about 299.9699984998. The cubic root of 89982 is about 44.8110596632.

The spelling of 89982 in words is "eighty-nine thousand, nine hundred eighty-two".