159873242 has 8 divisors (see below), whose sum is σ = 239979936. Its totient is φ = 79879932.

The previous prime is 159873199. The next prime is 159873251. The reversal of 159873242 is 242378951.

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

It is a self number, because there is not a number n which added to its sum of digits gives 159873242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24728 + ... + 30515.

It is an arithmetic number, because the mean of its divisors is an integer number (29997492).

Almost surely, 2^159873242 is an apocalyptic number.

159873242 is a deficient number, since it is larger than the sum of its proper divisors (80106694).

159873242 is a wasteful number, since it uses less digits than its factorization.

159873242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56692.

The product of its digits is 120960, while the sum is 41.

The square root of 159873242 is about 12644.0990979982. The cubic root of 159873242 is about 542.7401212144.

The spelling of 159873242 in words is "one hundred fifty-nine million, eight hundred seventy-three thousand, two hundred forty-two".