109982 has 8 divisors (see below), whose sum is σ = 166656. Its totient is φ = 54432.

The previous prime is 109961. The next prime is 109987. The reversal of 109982 is 289901.

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 (109987) 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, 38 + ... + 470.

It is an arithmetic number, because the mean of its divisors is an integer number (20832).

2¹⁰⁹⁹⁸² is an apocalyptic number.

109982 is a deficient number, since it is larger than the sum of its proper divisors (56674).

109982 is a wasteful number, since it uses less digits than its factorization.

109982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 109982 is about 331.6353419043. The cubic root of 109982 is about 47.9115849263.

Adding to 109982 its sum of digits (29), we get a palindrome (110011).

The spelling of 109982 in words is "one hundred nine thousand, nine hundred eighty-two".