163122572 has 12 divisors (see below), whose sum is σ = 288408120. Its totient is φ = 80720256.

The previous prime is 163122569. The next prime is 163122577. The reversal of 163122572 is 275221361.

It is a happy number.

163122572 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163122577) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 209822 + ... + 210597.

It is an arithmetic number, because the mean of its divisors is an integer number (24034010).

Almost surely, 2^163122572 is an apocalyptic number.

It is an amenable number.

163122572 is a deficient number, since it is larger than the sum of its proper divisors (125285548).

163122572 is a wasteful number, since it uses less digits than its factorization.

163122572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420520 (or 420518 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 163122572 is about 12771.9447227116. The cubic root of 163122572 is about 546.3924464127.

The spelling of 163122572 in words is "one hundred sixty-three million, one hundred twenty-two thousand, five hundred seventy-two".