3206009 has 2 divisors, whose sum is σ = 3206010. Its totient is φ = 3206008.

The previous prime is 3205999. The next prime is 3206029. The reversal of 3206009 is 9006023.

It is a happy number.

It is an a-pointer prime, because the next prime (3206029) can be obtained adding 3206009 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 1254400 = 1397^2 + 1120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3206009 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3206029) 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, 1603004 + 1603005.

It is an arithmetic number, because the mean of its divisors is an integer number (1603005).

Almost surely, 2^3206009 is an apocalyptic number.

It is an amenable number.

3206009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3206009 is an equidigital number, since it uses as much as digits as its factorization.

3206009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3206009 is about 1790.5331608211. The cubic root of 3206009 is about 147.4534412086.

The spelling of 3206009 in words is "three million, two hundred six thousand, nine".