163326 has 16 divisors (see below), whose sum is σ = 330624. Its totient is φ = 53784.

The previous prime is 163321. The next prime is 163327. The reversal of 163326 is 623361.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163321) by changing a digit.

163326 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (20664).

2¹⁶³³²⁶ is an apocalyptic number.

163326 is an abundant number, since it is smaller than the sum of its proper divisors (167298).

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

163326 is a wasteful number, since it uses less digits than its factorization.

163326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335.

The product of its digits is 648, while the sum is 21.

The square root of 163326 is about 404.1361156838. The cubic root of 163326 is about 54.6619484989.

Adding to 163326 its reverse (623361), we get a palindrome (786687).

The spelling of 163326 in words is "one hundred sixty-three thousand, three hundred twenty-six".