159522844 has 12 divisors (see below), whose sum is σ = 300639304. Its totient is φ = 73625904.

The previous prime is 159522821. The next prime is 159522851. The reversal of 159522844 is 448225951.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 159522797 and 159522806.

It is a congruent number.

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, 1533822 + ... + 1533925.

Almost surely, 2^159522844 is an apocalyptic number.

It is an amenable number.

159522844 is a deficient number, since it is larger than the sum of its proper divisors (141116460).

159522844 is a wasteful number, since it uses less digits than its factorization.

159522844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067764 (or 3067762 counting only the distinct ones).

The product of its digits is 115200, while the sum is 40.

The square root of 159522844 is about 12630.2353105554. The cubic root of 159522844 is about 542.3433190205.

The spelling of 159522844 in words is "one hundred fifty-nine million, five hundred twenty-two thousand, eight hundred forty-four".