328214233 has 4 divisors (see below), whose sum is σ = 328768308. Its totient is φ = 327660160.

The previous prime is 328214219. The next prime is 328214239. The reversal of 328214233 is 332412823.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83229129 + 244985104 = 9123^2 + 15652^2 .

It is a cyclic number.

It is not a de Polignac number, because 328214233 - 2²⁵ = 294659801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328214239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276148 + ... + 277333.

It is an arithmetic number, because the mean of its divisors is an integer number (82192077).

Almost surely, 2^328214233 is an apocalyptic number.

It is an amenable number.

328214233 is a deficient number, since it is larger than the sum of its proper divisors (554075).

328214233 is an equidigital number, since it uses as much as digits as its factorization.

328214233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554074.

The product of its digits is 6912, while the sum is 28.

The square root of 328214233 is about 18116.6838301053. The cubic root of 328214233 is about 689.7935621315.

The spelling of 328214233 in words is "three hundred twenty-eight million, two hundred fourteen thousand, two hundred thirty-three".