3227216 has 10 divisors (see below), whose sum is σ = 6252762. Its totient is φ = 1613600.

The previous prime is 3227209. The next prime is 3227219. The reversal of 3227216 is 6127223.

It can be written as a sum of positive squares in only one way, i.e., 3225616 + 1600 = 1796^2 + 40^2 .

It is a super-2 number, since 2×3227216² = 20829846221312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3227191 and 3227200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3227219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100835 + ... + 100866.

Almost surely, 2^3227216 is an apocalyptic number.

It is an amenable number.

3227216 is a deficient number, since it is larger than the sum of its proper divisors (3025546).

3227216 is a wasteful number, since it uses less digits than its factorization.

3227216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201709 (or 201703 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 3227216 is about 1796.4453790750. The cubic root of 3227216 is about 147.7778503066. Note that the first 3 decimals are identical.

It can be divided in two parts, 3227 and 216, that added together give a palindrome (3443).

The spelling of 3227216 in words is "three million, two hundred twenty-seven thousand, two hundred sixteen".