9706399 has 2 divisors, whose sum is σ = 9706400. Its totient is φ = 9706398.

The previous prime is 9706373. The next prime is 9706409. The reversal of 9706399 is 9936079.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9706399 - 2⁹ = 9705887 is a prime.

9706399 is a lucky number.

It is a congruent number.

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4853199 + 4853200.

It is an arithmetic number, because the mean of its divisors is an integer number (4853200).

Almost surely, 2^9706399 is an apocalyptic number.

9706399 is a deficient number, since it is larger than the sum of its proper divisors (1).

9706399 is an equidigital number, since it uses as much as digits as its factorization.

9706399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 43.

The square root of 9706399 is about 3115.5094286489. The cubic root of 9706399 is about 213.3140100228.

The spelling of 9706399 in words is "nine million, seven hundred six thousand, three hundred ninety-nine".