7697009 has 2 divisors, whose sum is σ = 7697010. Its totient is φ = 7697008.

The previous prime is 7697003. The next prime is 7697017. The reversal of 7697009 is 9007967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7441984 + 255025 = 2728^2 + 505^2 .

It is a cyclic number.

It is not a de Polignac number, because 7697009 - 2⁴ = 7696993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7697003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3848504 + 3848505.

It is an arithmetic number, because the mean of its divisors is an integer number (3848505).

Almost surely, 2^7697009 is an apocalyptic number.

It is an amenable number.

7697009 is a deficient number, since it is larger than the sum of its proper divisors (1).

7697009 is an equidigital number, since it uses as much as digits as its factorization.

7697009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 7697009 is about 2774.3483919652. The cubic root of 7697009 is about 197.4425106401.

The spelling of 7697009 in words is "seven million, six hundred ninety-seven thousand, nine".