163886226 has 16 divisors (see below), whose sum is σ = 374597184. Its totient is φ = 46824624.

The previous prime is 163886197. The next prime is 163886237. The reversal of 163886226 is 622688361.

163886226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 3902053 = 163886226 / (1 + 6 + 3 + 8 + 8 + 6 + 2 + 2 + 6).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1950985 + ... + 1951068.

It is an arithmetic number, because the mean of its divisors is an integer number (23412324).

Almost surely, 2^163886226 is an apocalyptic number.

163886226 is an abundant number, since it is smaller than the sum of its proper divisors (210710958).

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

163886226 is a wasteful number, since it uses less digits than its factorization.

163886226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3902065.

The product of its digits is 165888, while the sum is 42.

The square root of 163886226 is about 12801.8055757772. The cubic root of 163886226 is about 547.2437599126.

The spelling of 163886226 in words is "one hundred sixty-three million, eight hundred eighty-six thousand, two hundred twenty-six".