6804397 has 2 divisors, whose sum is σ = 6804398. Its totient is φ = 6804396.

The previous prime is 6804377. The next prime is 6804409. The reversal of 6804397 is 7934086.

6804397 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4748041 + 2056356 = 2179^2 + 1434^2 .

It is a cyclic number.

It is not a de Polignac number, because 6804397 - 2¹¹ = 6802349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6804377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3402198 + 3402199.

It is an arithmetic number, because the mean of its divisors is an integer number (3402199).

Almost surely, 2^6804397 is an apocalyptic number.

It is an amenable number.

6804397 is a deficient number, since it is larger than the sum of its proper divisors (1).

6804397 is an equidigital number, since it uses as much as digits as its factorization.

6804397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 6804397 is about 2608.5239121005. The cubic root of 6804397 is about 189.4944733294.

The spelling of 6804397 in words is "six million, eight hundred four thousand, three hundred ninety-seven".