4067009 has 2 divisors, whose sum is σ = 4067010. Its totient is φ = 4067008.

The previous prime is 4066991. The next prime is 4067027. The reversal of 4067009 is 9007604.

4067009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (4066991) and next prime (4067027).

It can be written as a sum of positive squares in only one way, i.e., 3010225 + 1056784 = 1735^2 + 1028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4067009 is a prime.

It is not a weakly prime, because it can be changed into another prime (4067039) 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, 2033504 + 2033505.

It is an arithmetic number, because the mean of its divisors is an integer number (2033505).

Almost surely, 2^4067009 is an apocalyptic number.

It is an amenable number.

4067009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4067009 is an equidigital number, since it uses as much as digits as its factorization.

4067009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 4067009 is about 2016.6826721128. The cubic root of 4067009 is about 159.6216188996.

The spelling of 4067009 in words is "four million, sixty-seven thousand, nine".