159962218 has 24 divisors (see below), whose sum is σ = 262307808. Its totient is φ = 73122192.

The previous prime is 159962207. The next prime is 159962221. The reversal of 159962218 is 812269951.

It is a super-2 number, since 2×159962218² = 51175822374959048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33955 + ... + 38377.

It is an arithmetic number, because the mean of its divisors is an integer number (10929492).

Almost surely, 2^159962218 is an apocalyptic number.

159962218 is a deficient number, since it is larger than the sum of its proper divisors (102345590).

159962218 is a wasteful number, since it uses less digits than its factorization.

159962218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4558 (or 4545 counting only the distinct ones).

The product of its digits is 77760, while the sum is 43.

The square root of 159962218 is about 12647.6170878154. The cubic root of 159962218 is about 542.8407882357.

The spelling of 159962218 in words is "one hundred fifty-nine million, nine hundred sixty-two thousand, two hundred eighteen".