328264 has 16 divisors (see below), whose sum is σ = 632700. Its totient is φ = 159552.

The previous prime is 328249. The next prime is 328271. The reversal of 328264 is 462823.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 324900 + 3364 = 570^2 + 58^2 .

Its product of digits (2304) is a multiple of the sum of its prime factors (1152).

It is a nialpdrome in base 13.

It is an unprimeable number.

328264 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 259 + ... + 850.

2³²⁸²⁶⁴ is an apocalyptic number.

It is an amenable number.

328264 is a deficient number, since it is larger than the sum of its proper divisors (304436).

328264 is a wasteful number, since it uses less digits than its factorization.

328264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152 (or 1148 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 328264 is about 572.9432781698. The cubic root of 328264 is about 68.9828424748.

The spelling of 328264 in words is "three hundred twenty-eight thousand, two hundred sixty-four".