6682943 has 2 divisors, whose sum is σ = 6682944. Its totient is φ = 6682942.

The previous prime is 6682913. The next prime is 6682957. The reversal of 6682943 is 3492866.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6682943 - 2¹⁶ = 6617407 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6682897 and 6682906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6682913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3341471 + 3341472.

It is an arithmetic number, because the mean of its divisors is an integer number (3341472).

Almost surely, 2^6682943 is an apocalyptic number.

6682943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6682943 is an equidigital number, since it uses as much as digits as its factorization.

6682943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 6682943 is about 2585.1388744127. The cubic root of 6682943 is about 188.3602474567.

The spelling of 6682943 in words is "six million, six hundred eighty-two thousand, nine hundred forty-three".