328868 has 6 divisors (see below), whose sum is σ = 575526. Its totient is φ = 164432.

The previous prime is 328849. The next prime is 328883. The reversal of 328868 is 868823.

328868 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 200704 + 128164 = 448^2 + 358^2 .

It is a super-2 number, since 2×328868² = 216308322848, which contains 22 as substring.

It is an unprimeable number.

328868 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 as a sum of consecutive naturals, namely, 41105 + ... + 41112.

It is an arithmetic number, because the mean of its divisors is an integer number (95921).

2³²⁸⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

328868 is a deficient number, since it is larger than the sum of its proper divisors (246658).

328868 is a wasteful number, since it uses less digits than its factorization.

328868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82221 (or 82219 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 328868 is about 573.4701387169. The cubic root of 328868 is about 69.0251256253.

The spelling of 328868 in words is "three hundred twenty-eight thousand, eight hundred sixty-eight".