328185 has 64 divisors (see below), whose sum is σ = 725760. Its totient is φ = 138240.

The previous prime is 328177. The next prime is 328213. The reversal of 328185 is 581823.

It is a happy number.

It is not a de Polignac number, because 328185 - 2³ = 328177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 328185.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19297 + ... + 19313.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2³²⁸¹⁸⁵ is an apocalyptic number.

It is an amenable number.

328185 is an abundant number, since it is smaller than the sum of its proper divisors (397575).

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

328185 is a wasteful number, since it uses less digits than its factorization.

328185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55 (or 49 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 328185 is about 572.8743317692. The cubic root of 328185 is about 68.9773082282.

It can be divided in two parts, 32818 and 5, that added together give a palindrome (32823).

The spelling of 328185 in words is "three hundred twenty-eight thousand, one hundred eighty-five".