6894343 has 2 divisors, whose sum is σ = 6894344. Its totient is φ = 6894342.

The previous prime is 6894337. The next prime is 6894421. The reversal of 6894343 is 3434986.

6894343 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6894343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6894323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3447171 + 3447172.

It is an arithmetic number, because the mean of its divisors is an integer number (3447172).

Almost surely, 2^6894343 is an apocalyptic number.

6894343 is the 1404-th centered heptagonal number.

6894343 is a deficient number, since it is larger than the sum of its proper divisors (1).

6894343 is an equidigital number, since it uses as much as digits as its factorization.

6894343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

The square root of 6894343 is about 2625.7080949717. The cubic root of 6894343 is about 190.3257845627.

It can be divided in two parts, 68943 and 43, that added together give a palindrome (68986).

The spelling of 6894343 in words is "six million, eight hundred ninety-four thousand, three hundred forty-three".