9706409 has 2 divisors, whose sum is σ = 9706410. Its totient is φ = 9706408.

The previous prime is 9706399. The next prime is 9706423. The reversal of 9706409 is 9046079.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7856809 + 1849600 = 2803^2 + 1360^2 .

It is a cyclic number.

It is not a de Polignac number, because 9706409 - 2¹² = 9702313 is a prime.

It is not a weakly prime, because it can be changed into another prime (9706309) 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, 4853204 + 4853205.

It is an arithmetic number, because the mean of its divisors is an integer number (4853205).

Almost surely, 2^9706409 is an apocalyptic number.

It is an amenable number.

9706409 is a deficient number, since it is larger than the sum of its proper divisors (1).

9706409 is an equidigital number, since it uses as much as digits as its factorization.

9706409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 9706409 is about 3115.5110335224. The cubic root of 9706409 is about 213.3140832782.

The spelling of 9706409 in words is "nine million, seven hundred six thousand, four hundred nine".