163223252 has 48 divisors (see below), whose sum is σ = 304819200. Its totient is φ = 76352640.

The previous prime is 163223237. The next prime is 163223279. The reversal of 163223252 is 252322361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854477 + ... + 854667.

It is an arithmetic number, because the mean of its divisors is an integer number (6350400).

Almost surely, 2^163223252 is an apocalyptic number.

It is an amenable number.

163223252 is a deficient number, since it is larger than the sum of its proper divisors (141595948).

163223252 is a wasteful number, since it uses less digits than its factorization.

163223252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416 (or 414 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 163223252 is about 12775.8855661751. The cubic root of 163223252 is about 546.5048352687.

The spelling of 163223252 in words is "one hundred sixty-three million, two hundred twenty-three thousand, two hundred fifty-two".