163608 has 32 divisors (see below), whose sum is σ = 434160. Its totient is φ = 51200.

The previous prime is 163601. The next prime is 163613. The reversal of 163608 is 806361.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208 + ... + 608.

2¹⁶³⁶⁰⁸ 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 163608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217080).

163608 is an abundant number, since it is smaller than the sum of its proper divisors (270552).

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

163608 is a wasteful number, since it uses less digits than its factorization.

163608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 163608 is about 404.4848575658. The cubic root of 163608 is about 54.6933903315.

Adding to 163608 its reverse (806361), we get a palindrome (969969).

The spelling of 163608 in words is "one hundred sixty-three thousand, six hundred eight".