328668 has 24 divisors (see below), whose sum is σ = 781200. Its totient is φ = 107520.

The previous prime is 328667. The next prime is 328687. The reversal of 328668 is 866823.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 328668.

It is not an unprimeable number, because it can be changed into a prime (328667) 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, 508 + ... + 956.

It is an arithmetic number, because the mean of its divisors is an integer number (32550).

2³²⁸⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

328668 is an abundant number, since it is smaller than the sum of its proper divisors (452532).

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

328668 is a wasteful number, since it uses less digits than its factorization.

328668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 515 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 328668 is about 573.2957352013. The cubic root of 328668 is about 69.0111303196.

The spelling of 328668 in words is "three hundred twenty-eight thousand, six hundred sixty-eight".