3296221 has 2 divisors, whose sum is σ = 3296222. Its totient is φ = 3296220.

The previous prime is 3296213. The next prime is 3296231. The reversal of 3296221 is 1226923.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3290596 + 5625 = 1814^2 + 75^2 .

It is a cyclic number.

It is not a de Polignac number, because 3296221 - 2³ = 3296213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3296231) 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 as a sum of consecutive naturals, namely, 1648110 + 1648111.

It is an arithmetic number, because the mean of its divisors is an integer number (1648111).

Almost surely, 2^3296221 is an apocalyptic number.

It is an amenable number.

3296221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3296221 is an equidigital number, since it uses as much as digits as its factorization.

3296221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 3296221 is about 1815.5497789926. The cubic root of 3296221 is about 148.8237033240.

The spelling of 3296221 in words is "three million, two hundred ninety-six thousand, two hundred twenty-one".