3697009 has 2 divisors, whose sum is σ = 3697010. Its totient is φ = 3697008.

The previous prime is 3696989. The next prime is 3697013. The reversal of 3697009 is 9007963.

3697009 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 can be written as a sum of positive squares in only one way, i.e., 3686400 + 10609 = 1920^2 + 103^2 .

It is a cyclic number.

It is not a de Polignac number, because 3697009 - 2⁵ = 3696977 is a prime.

It is not a weakly prime, because it can be changed into another prime (3697019) 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, 1848504 + 1848505.

It is an arithmetic number, because the mean of its divisors is an integer number (1848505).

Almost surely, 2^3697009 is an apocalyptic number.

It is an amenable number.

3697009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3697009 is an equidigital number, since it uses as much as digits as its factorization.

3697009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 3697009 is about 1922.7607755517. The cubic root of 3697009 is about 154.6263493762.

The spelling of 3697009 in words is "three million, six hundred ninety-seven thousand, nine".