4064909 has 2 divisors, whose sum is σ = 4064910. Its totient is φ = 4064908.

The previous prime is 4064899. The next prime is 4064933. The reversal of 4064909 is 9094604.

It is a happy number.

4064909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4012009 + 52900 = 2003^2 + 230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4064909 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4064209) 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, 2032454 + 2032455.

It is an arithmetic number, because the mean of its divisors is an integer number (2032455).

Almost surely, 2^4064909 is an apocalyptic number.

It is an amenable number.

4064909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4064909 is an equidigital number, since it uses as much as digits as its factorization.

4064909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 4064909 is about 2016.1619478603. The cubic root of 4064909 is about 159.5941406299.

The spelling of 4064909 in words is "four million, sixty-four thousand, nine hundred nine".