326216 has 24 divisors (see below), whose sum is σ = 674310. Its totient is φ = 147840.

The previous prime is 326203. The next prime is 326219. The reversal of 326216 is 612623.

It can be written as a sum of positive squares in only one way, i.e., 302500 + 23716 = 550^2 + 154^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326219) by changing a digit.

326216 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 800 + ... + 1136.

2³²⁶²¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337155).

326216 is an abundant number, since it is smaller than the sum of its proper divisors (348094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

326216 is a wasteful number, since it uses less digits than its factorization.

326216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 350 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 326216 is about 571.1532193729. The cubic root of 326216 is about 68.8390845167.

Adding to 326216 its reverse (612623), we get a palindrome (938839).

The spelling of 326216 in words is "three hundred twenty-six thousand, two hundred sixteen".