159198772 has 12 divisors (see below), whose sum is σ = 278875296. Its totient is φ = 79520120.

The previous prime is 159198763. The next prime is 159198779. The reversal of 159198772 is 277891951.

159198772 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 not an unprimeable number, because it can be changed into a prime (159198779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15178 + ... + 23425.

It is an arithmetic number, because the mean of its divisors is an integer number (23239608).

Almost surely, 2^159198772 is an apocalyptic number.

It is an amenable number.

159198772 is a deficient number, since it is larger than the sum of its proper divisors (119676524).

159198772 is a wasteful number, since it uses less digits than its factorization.

159198772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39638 (or 39636 counting only the distinct ones).

The product of its digits is 317520, while the sum is 49.

The square root of 159198772 is about 12617.3995736047. The cubic root of 159198772 is about 541.9758117045.

The spelling of 159198772 in words is "one hundred fifty-nine million, one hundred ninety-eight thousand, seven hundred seventy-two".