3221017 has 2 divisors, whose sum is σ = 3221018. Its totient is φ = 3221016.

The previous prime is 3220967. The next prime is 3221033. The reversal of 3221017 is 7101223.

It is a happy number.

It is an a-pointer prime, because the next prime (3221033) can be obtained adding 3221017 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2178576 + 1042441 = 1476^2 + 1021^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221017 - 2¹⁵ = 3188249 is a prime.

It is equal to p₂₃₁₆₄₀ and since 3221017 and 231640 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3221717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610508 + 1610509.

It is an arithmetic number, because the mean of its divisors is an integer number (1610509).

Almost surely, 2^3221017 is an apocalyptic number.

It is an amenable number.

3221017 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221017 is an equidigital number, since it uses as much as digits as its factorization.

3221017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 3221017 is about 1794.7191980920. The cubic root of 3221017 is about 147.6831699311.

The spelling of 3221017 in words is "three million, two hundred twenty-one thousand, seventeen".