168856226 has 24 divisors (see below), whose sum is σ = 318178560. Its totient is φ = 65787480.

The previous prime is 168856217. The next prime is 168856267. The reversal of 168856226 is 622658861.

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, 48146 + ... + 51533.

It is an arithmetic number, because the mean of its divisors is an integer number (13257440).

Almost surely, 2^168856226 is an apocalyptic number.

168856226 is a deficient number, since it is larger than the sum of its proper divisors (149322334).

168856226 is a wasteful number, since it uses less digits than its factorization.

168856226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99710 (or 99699 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 168856226 is about 12994.4690541784. The cubic root of 168856226 is about 552.7206530462.

The spelling of 168856226 in words is "one hundred sixty-eight million, eight hundred fifty-six thousand, two hundred twenty-six".