159279042 has 16 divisors (see below), whose sum is σ = 343062720. Its totient is φ = 49008912.

The previous prime is 159279041. The next prime is 159279053. The reversal of 159279042 is 240972951.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (159279041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020942 + ... + 1021097.

It is an arithmetic number, because the mean of its divisors is an integer number (21441420).

Almost surely, 2^159279042 is an apocalyptic number.

159279042 is an abundant number, since it is smaller than the sum of its proper divisors (183783678).

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

159279042 is a wasteful number, since it uses less digits than its factorization.

159279042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042057.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 159279042 is about 12620.5800976025. The cubic root of 159279042 is about 542.0668867132.

The spelling of 159279042 in words is "one hundred fifty-nine million, two hundred seventy-nine thousand, forty-two".