163227142 has 16 divisors (see below), whose sum is σ = 267612912. Its totient is φ = 74210400.

The previous prime is 163227139. The next prime is 163227161. The reversal of 163227142 is 241722361.

It is a self number, because there is not a number n which added to its sum of digits gives 163227142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45109 + ... + 48592.

It is an arithmetic number, because the mean of its divisors is an integer number (16725807).

Almost surely, 2^163227142 is an apocalyptic number.

163227142 is a deficient number, since it is larger than the sum of its proper divisors (104385770).

163227142 is a wasteful number, since it uses less digits than its factorization.

163227142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93783.

The product of its digits is 4032, while the sum is 28.

The square root of 163227142 is about 12776.0378052039. The cubic root of 163227142 is about 546.5091767394.

The spelling of 163227142 in words is "one hundred sixty-three million, two hundred twenty-seven thousand, one hundred forty-two".