3268843609 has 2 divisors, whose sum is σ = 3268843610. Its totient is φ = 3268843608.

The previous prime is 3268843601. The next prime is 3268843693. The reversal of 3268843609 is 9063488623.

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., 1712304400 + 1556539209 = 41380^2 + 39453^2 .

It is a cyclic number.

It is not a de Polignac number, because 3268843609 - 2³ = 3268843601 is a prime.

It is not a weakly prime, because it can be changed into another prime (3268843601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634421804 + 1634421805.

It is an arithmetic number, because the mean of its divisors is an integer number (1634421805).

Almost surely, 2^3268843609 is an apocalyptic number.

It is an amenable number.

3268843609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3268843609 is an equidigital number, since it uses as much as digits as its factorization.

3268843609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 3268843609 is about 57173.8017714407. The cubic root of 3268843609 is about 1484.1052943951.

The spelling of 3268843609 in words is "three billion, two hundred sixty-eight million, eight hundred forty-three thousand, six hundred nine".