8009399 has 2 divisors, whose sum is σ = 8009400. Its totient is φ = 8009398.

The previous prime is 8009389. The next prime is 8009453. The reversal of 8009399 is 9939008.

8009399 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8009399 - 2⁸ = 8009143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8009369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4004699 + 4004700.

It is an arithmetic number, because the mean of its divisors is an integer number (4004700).

Almost surely, 2^8009399 is an apocalyptic number.

8009399 is a deficient number, since it is larger than the sum of its proper divisors (1).

8009399 is an equidigital number, since it uses as much as digits as its factorization.

8009399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 8009399 is about 2830.0881611710. The cubic root of 8009399 is about 200.0782943460.

The spelling of 8009399 in words is "eight million, nine thousand, three hundred ninety-nine".