328066 has 8 divisors (see below), whose sum is σ = 521100. Its totient is φ = 154368.

The previous prime is 328063. The next prime is 328067. The reversal of 328066 is 660823.

It can be written as a sum of positive squares in 2 ways, for example, as 326041 + 2025 = 571^2 + 45^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 328066.

It is not an unprimeable number, because it can be changed into a prime (328061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4791 + ... + 4858.

2³²⁸⁰⁶⁶ is an apocalyptic number.

328066 is a deficient number, since it is larger than the sum of its proper divisors (193034).

328066 is a wasteful number, since it uses less digits than its factorization.

328066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9668.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 328066 is about 572.7704601322. The cubic root of 328066 is about 68.9689701547.

Adding to 328066 its reverse (660823), we get a palindrome (988889).

The spelling of 328066 in words is "three hundred twenty-eight thousand, sixty-six".