159802442 has 8 divisors (see below), whose sum is σ = 240959232. Its totient is φ = 79482700.

The previous prime is 159802421. The next prime is 159802451. The reversal of 159802442 is 244208951.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208784 + ... + 209547.

It is an arithmetic number, because the mean of its divisors is an integer number (30119904).

Almost surely, 2^159802442 is an apocalyptic number.

159802442 is a deficient number, since it is larger than the sum of its proper divisors (81156790).

159802442 is a wasteful number, since it uses less digits than its factorization.

159802442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418524.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 159802442 is about 12641.2990629919. The cubic root of 159802442 is about 542.6599917447.

The spelling of 159802442 in words is "one hundred fifty-nine million, eight hundred two thousand, four hundred forty-two".