6787841 has 2 divisors, whose sum is σ = 6787842. Its totient is φ = 6787840.

The previous prime is 6787801. The next prime is 6787849. The reversal of 6787841 is 1487876.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3690241 + 3097600 = 1921^2 + 1760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6787841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6787849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3393920 + 3393921.

It is an arithmetic number, because the mean of its divisors is an integer number (3393921).

Almost surely, 2^6787841 is an apocalyptic number.

It is an amenable number.

6787841 is a deficient number, since it is larger than the sum of its proper divisors (1).

6787841 is an equidigital number, since it uses as much as digits as its factorization.

6787841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75264, while the sum is 41.

The square root of 6787841 is about 2605.3485371443. The cubic root of 6787841 is about 189.3406601206.

The spelling of 6787841 in words is "six million, seven hundred eighty-seven thousand, eight hundred forty-one".