6806407 has 2 divisors, whose sum is σ = 6806408. Its totient is φ = 6806406.

The previous prime is 6806383. The next prime is 6806411. The reversal of 6806407 is 7046086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6806407 - 2⁷ = 6806279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6806467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3403203 + 3403204.

It is an arithmetic number, because the mean of its divisors is an integer number (3403204).

Almost surely, 2^6806407 is an apocalyptic number.

6806407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6806407 is an equidigital number, since it uses as much as digits as its factorization.

6806407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 6806407 is about 2608.9091590165. The cubic root of 6806407 is about 189.5131302064.

The spelling of 6806407 in words is "six million, eight hundred six thousand, four hundred seven".