328886 has 4 divisors (see below), whose sum is σ = 493332. Its totient is φ = 164442.

The previous prime is 328883. The next prime is 328891. The reversal of 328886 is 688823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 688823 = 17 ⋅40519.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82220 + ... + 82223.

It is an arithmetic number, because the mean of its divisors is an integer number (123333).

2³²⁸⁸⁸⁶ is an apocalyptic number.

328886 is a deficient number, since it is larger than the sum of its proper divisors (164446).

328886 is a wasteful number, since it uses less digits than its factorization.

328886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164445.

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

The square root of 328886 is about 573.4858324318. The cubic root of 328886 is about 69.0263849244.

The spelling of 328886 in words is "three hundred twenty-eight thousand, eight hundred eighty-six".