159806982 has 16 divisors (see below), whose sum is σ = 320805360. Its totient is φ = 53070432.

The previous prime is 159806981. The next prime is 159806989. The reversal of 159806982 is 289608951.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159806981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47893 + ... + 51120.

It is an arithmetic number, because the mean of its divisors is an integer number (20050335).

Almost surely, 2^159806982 is an apocalyptic number.

159806982 is an abundant number, since it is smaller than the sum of its proper divisors (160998378).

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

159806982 is a wasteful number, since it uses less digits than its factorization.

159806982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99287.

The product of its (nonzero) digits is 311040, while the sum is 48.

The square root of 159806982 is about 12641.4786318690. The cubic root of 159806982 is about 542.6651307004.

The spelling of 159806982 in words is "one hundred fifty-nine million, eight hundred six thousand, nine hundred eighty-two".