159842938 has 8 divisors (see below), whose sum is σ = 239857920. Its totient is φ = 79890300.

The previous prime is 159842933. The next prime is 159842981. The reversal of 159842938 is 839248951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 159842891 and 159842900.

It is not an unprimeable number, because it can be changed into a prime (159842933) 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, 8538 + ... + 19813.

It is an arithmetic number, because the mean of its divisors is an integer number (29982240).

Almost surely, 2^159842938 is an apocalyptic number.

159842938 is a deficient number, since it is larger than the sum of its proper divisors (80014982).

159842938 is a wasteful number, since it uses less digits than its factorization.

159842938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31172.

The product of its digits is 622080, while the sum is 49.

The square root of 159842938 is about 12642.9006956473. The cubic root of 159842938 is about 542.7058268869.

The spelling of 159842938 in words is "one hundred fifty-nine million, eight hundred forty-two thousand, nine hundred thirty-eight".