3286643 has 2 divisors, whose sum is σ = 3286644. Its totient is φ = 3286642.

The previous prime is 3286607. The next prime is 3286649. The reversal of 3286643 is 3466823.

3286643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3286643 - 2⁶ = 3286579 is a prime.

It is not a weakly prime, because it can be changed into another prime (3286649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1643321 + 1643322.

It is an arithmetic number, because the mean of its divisors is an integer number (1643322).

Almost surely, 2^3286643 is an apocalyptic number.

3286643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3286643 is an equidigital number, since it uses as much as digits as its factorization.

3286643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 3286643 is about 1812.9100915379. The cubic root of 3286643 is about 148.6794152321.

The spelling of 3286643 in words is "three million, two hundred eighty-six thousand, six hundred forty-three".