159873822 has 12 divisors (see below), whose sum is σ = 346393320. Its totient is φ = 53291268.

The previous prime is 159873799. The next prime is 159873877. The reversal of 159873822 is 228378951.

It is a happy number.

159873822 is a `hidden beast` number, since 1 + 598 + 7 + 38 + 22 = 666.

159873822 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4440922 + ... + 4440957.

It is an arithmetic number, because the mean of its divisors is an integer number (28866110).

Almost surely, 2^159873822 is an apocalyptic number.

159873822 is an abundant number, since it is smaller than the sum of its proper divisors (186519498).

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

159873822 is a wasteful number, since it uses less digits than its factorization.

159873822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8881887 (or 8881884 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 159873822 is about 12644.1220335775. The cubic root of 159873822 is about 542.7407775445.

The spelling of 159873822 in words is "one hundred fifty-nine million, eight hundred seventy-three thousand, eight hundred twenty-two".