3320509 has 2 divisors, whose sum is σ = 3320510. Its totient is φ = 3320508.

The previous prime is 3320477. The next prime is 3320519. The reversal of 3320509 is 9050233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 1368900 = 1397^2 + 1170^2 .

It is a cyclic number.

It is not a de Polignac number, because 3320509 - 2⁵ = 3320477 is a prime.

It is a super-2 number, since 2×3320509² = 22051560038162, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3320509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3320519) 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, 1660254 + 1660255.

It is an arithmetic number, because the mean of its divisors is an integer number (1660255).

Almost surely, 2^3320509 is an apocalyptic number.

It is an amenable number.

3320509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320509 is an equidigital number, since it uses as much as digits as its factorization.

3320509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 3320509 is about 1822.2263854966. The cubic root of 3320509 is about 149.1883419220.

The spelling of 3320509 in words is "three million, three hundred twenty thousand, five hundred nine".