3218233 has 2 divisors, whose sum is σ = 3218234. Its totient is φ = 3218232.

The previous prime is 3218227. The next prime is 3218261. The reversal of 3218233 is 3328123.

It is a happy number.

3218233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2319529 + 898704 = 1523^2 + 948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3218233 is a prime.

It is not a weakly prime, because it can be changed into another prime (3218533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1609116 + 1609117.

It is an arithmetic number, because the mean of its divisors is an integer number (1609117).

Almost surely, 2^3218233 is an apocalyptic number.

It is an amenable number.

3218233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3218233 is an equidigital number, since it uses as much as digits as its factorization.

3218233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 3218233 is about 1793.9434216273. The cubic root of 3218233 is about 147.6406089990.

The spelling of 3218233 in words is "three million, two hundred eighteen thousand, two hundred thirty-three".