159021882 has 12 divisors (see below), whose sum is σ = 344547450. Its totient is φ = 53007288.

The previous prime is 159021871. The next prime is 159021883. The reversal of 159021882 is 288120951.

It can be written as a sum of positive squares in only one way, i.e., 158533281 + 488601 = 12591^2 + 699^2 .

It is not an unprimeable number, because it can be changed into a prime (159021883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4417257 + ... + 4417292.

Almost surely, 2^159021882 is an apocalyptic number.

159021882 is an abundant number, since it is smaller than the sum of its proper divisors (185525568).

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

159021882 is a wasteful number, since it uses less digits than its factorization.

159021882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834557 (or 8834554 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The square root of 159021882 is about 12610.3878608075. The cubic root of 159021882 is about 541.7750027200.

The spelling of 159021882 in words is "one hundred fifty-nine million, twenty-one thousand, eight hundred eighty-two".