6845807 has 2 divisors, whose sum is σ = 6845808. Its totient is φ = 6845806.

The previous prime is 6845803. The next prime is 6845809. The reversal of 6845807 is 7085486.

6845807 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 is a cyclic number.

It is not a de Polignac number, because 6845807 - 2² = 6845803 is a prime.

Together with 6845809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6845803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422903 + 3422904.

It is an arithmetic number, because the mean of its divisors is an integer number (3422904).

Almost surely, 2^6845807 is an apocalyptic number.

6845807 is a deficient number, since it is larger than the sum of its proper divisors (1).

6845807 is an equidigital number, since it uses as much as digits as its factorization.

6845807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 6845807 is about 2616.4493115671. The cubic root of 6845807 is about 189.8781027906.

The spelling of 6845807 in words is "six million, eight hundred forty-five thousand, eight hundred seven".