9740009 has 2 divisors, whose sum is σ = 9740010. Its totient is φ = 9740008.

The previous prime is 9739979. The next prime is 9740021. The reversal of 9740009 is 9000479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9517225 + 222784 = 3085^2 + 472^2 .

It is a cyclic number.

It is not a de Polignac number, because 9740009 - 2²⁰ = 8691433 is a prime.

It is not a weakly prime, because it can be changed into another prime (9740069) 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, 4870004 + 4870005.

It is an arithmetic number, because the mean of its divisors is an integer number (4870005).

Almost surely, 2^9740009 is an apocalyptic number.

It is an amenable number.

9740009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9740009 is an equidigital number, since it uses as much as digits as its factorization.

9740009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 9740009 is about 3120.8987487581. The cubic root of 9740009 is about 213.5599379784.

The spelling of 9740009 in words is "nine million, seven hundred forty thousand, nine".