328211 has 4 divisors (see below), whose sum is σ = 353472. Its totient is φ = 302952.

The previous prime is 328177. The next prime is 328213. The reversal of 328211 is 112823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112823 = 257 ⋅439.

It is not a de Polignac number, because 328211 - 2¹⁴ = 311827 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 328211.

It is not an unprimeable number, because it can be changed into a prime (328213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12611 + ... + 12636.

It is an arithmetic number, because the mean of its divisors is an integer number (88368).

2³²⁸²¹¹ is an apocalyptic number.

328211 is a deficient number, since it is larger than the sum of its proper divisors (25261).

328211 is a wasteful number, since it uses less digits than its factorization.

328211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25260.

The product of its digits is 96, while the sum is 17.

The square root of 328211 is about 572.8970239057. The cubic root of 328211 is about 68.9791297239.

The spelling of 328211 in words is "three hundred twenty-eight thousand, two hundred eleven".