163622912 has 52 divisors (see below), whose sum is σ = 335175720. Its totient is φ = 79822848.

The previous prime is 163622903. The next prime is 163622951. The reversal of 163622912 is 219226361.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175664 + ... + 176592.

Almost surely, 2^163622912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163622912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167587860).

163622912 is an abundant number, since it is smaller than the sum of its proper divisors (171552808).

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

163622912 is an frugal number, since it uses more digits than its factorization.

163622912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996 (or 974 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 163622912 is about 12791.5171891375. The cubic root of 163622912 is about 546.9505195169.

The spelling of 163622912 in words is "one hundred sixty-three million, six hundred twenty-two thousand, nine hundred twelve".