159928238 has 4 divisors (see below), whose sum is σ = 239892360. Its totient is φ = 79964118.

The previous prime is 159928213. The next prime is 159928253. The reversal of 159928238 is 832829951.

159928238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 832829951 = 2161 ⋅385391.

It is a junction number, because it is equal to n+sod(n) for n = 159928192 and 159928201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39982058 + ... + 39982061.

It is an arithmetic number, because the mean of its divisors is an integer number (59973090).

Almost surely, 2^159928238 is an apocalyptic number.

159928238 is a deficient number, since it is larger than the sum of its proper divisors (79964122).

159928238 is an equidigital number, since it uses as much as digits as its factorization.

159928238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79964121.

The product of its digits is 311040, while the sum is 47.

The square root of 159928238 is about 12646.2736804167. The cubic root of 159928238 is about 542.8023478329.

The spelling of 159928238 in words is "one hundred fifty-nine million, nine hundred twenty-eight thousand, two hundred thirty-eight".