159992 has 16 divisors (see below), whose sum is σ = 342960. Its totient is φ = 68544.

The previous prime is 159979. The next prime is 160001. The reversal of 159992 is 299951.

159992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373 + ... + 1484.

It is an arithmetic number, because the mean of its divisors is an integer number (21435).

2¹⁵⁹⁹⁹² is an apocalyptic number.

It is an amenable number.

159992 is an abundant number, since it is smaller than the sum of its proper divisors (182968).

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

159992 is a wasteful number, since it uses less digits than its factorization.

159992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870 (or 2866 counting only the distinct ones).

The product of its digits is 7290, while the sum is 35.

The square root of 159992 is about 399.9899998750. The cubic root of 159992 is about 54.2874475109.

The spelling of 159992 in words is "one hundred fifty-nine thousand, nine hundred ninety-two".