195982 has 16 divisors (see below), whose sum is σ = 316800. Its totient is φ = 90720.

The previous prime is 195977. The next prime is 195991. The reversal of 195982 is 289591.

It is a congruent number.

It is an unprimeable number.

195982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1744 + ... + 1852.

It is an arithmetic number, because the mean of its divisors is an integer number (19800).

2¹⁹⁵⁹⁸² is an apocalyptic number.

195982 is a deficient number, since it is larger than the sum of its proper divisors (120818).

195982 is a wasteful number, since it uses less digits than its factorization.

195982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171.

The product of its digits is 6480, while the sum is 34.

The square root of 195982 is about 442.6985430290. The cubic root of 195982 is about 58.0860790815.

It can be divided in two parts, 19598 and 2, that added together give a square (19600 = 140²).

The spelling of 195982 in words is "one hundred ninety-five thousand, nine hundred eighty-two".