328329 has 9 divisors (see below), whose sum is σ = 476749. Its totient is φ = 217740.

The previous prime is 328327. The next prime is 328331. The reversal of 328329 is 923823.

The square root of 328329 is 573.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (328327) and next prime (328331).

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 328329 - 2¹ = 328327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328327) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1624 + ... + 1814.

328329 is a Friedman number, since it can be written as (9*8*2^3-3)^2, using all its digits and the basic arithmetic operations.

2³²⁸³²⁹ is an apocalyptic number.

328329 is the 573-rd square number.

328329 is the 287-th centered octagonal number.

It is an amenable number.

328329 is a deficient number, since it is larger than the sum of its proper divisors (148420).

328329 is an equidigital number, since it uses as much as digits as its factorization.

328329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 194 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The cubic root of 328329 is about 68.9873953031.

The spelling of 328329 in words is "three hundred twenty-eight thousand, three hundred twenty-nine".