163422328 has 16 divisors (see below), whose sum is σ = 316301760. Its totient is φ = 79075200.

The previous prime is 163422319. The next prime is 163422361. The reversal of 163422328 is 823224361.

163422328 is digitally balanced in base 2, 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 (31).

It is a self number, because there is not a number n which added to its sum of digits gives 163422328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329233 + ... + 329728.

It is an arithmetic number, because the mean of its divisors is an integer number (19768860).

Almost surely, 2^163422328 is an apocalyptic number.

It is an amenable number.

163422328 is a deficient number, since it is larger than the sum of its proper divisors (152879432).

163422328 is a wasteful number, since it uses less digits than its factorization.

163422328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658998 (or 658994 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 163422328 is about 12783.6742762009. The cubic root of 163422328 is about 546.7269273910.

Adding to 163422328 its reverse (823224361), we get a palindrome (986646689).

The spelling of 163422328 in words is "one hundred sixty-three million, four hundred twenty-two thousand, three hundred twenty-eight".