3220169 has 2 divisors, whose sum is σ = 3220170. Its totient is φ = 3220168.

The previous prime is 3220163. The next prime is 3220193. The reversal of 3220169 is 9610223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 1530169 = 1300^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220169 - 2⁴ = 3220153 is a prime.

It is a super-2 number, since 2×3220169² = 20738976777122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610084 + 1610085.

It is an arithmetic number, because the mean of its divisors is an integer number (1610085).

Almost surely, 2^3220169 is an apocalyptic number.

It is an amenable number.

3220169 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220169 is an equidigital number, since it uses as much as digits as its factorization.

3220169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 3220169 is about 1794.4829338837. The cubic root of 3220169 is about 147.6702085672.

The spelling of 3220169 in words is "three million, two hundred twenty thousand, one hundred sixty-nine".