165326 has 16 divisors (see below), whose sum is σ = 290400. Its totient is φ = 70560.

The previous prime is 165317. The next prime is 165331. The reversal of 165326 is 623561.

165326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

165326 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, 566 + ... + 806.

It is an arithmetic number, because the mean of its divisors is an integer number (18150).

2¹⁶⁵³²⁶ is an apocalyptic number.

165326 is a deficient number, since it is larger than the sum of its proper divisors (125074).

165326 is an equidigital number, since it uses as much as digits as its factorization.

165326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 250 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 165326 is about 406.6030004808. The cubic root of 165326 is about 54.8841639212.

Adding to 165326 its reverse (623561), we get a palindrome (788887).

The spelling of 165326 in words is "one hundred sixty-five thousand, three hundred twenty-six".