6894743 has 2 divisors, whose sum is σ = 6894744. Its totient is φ = 6894742.

The previous prime is 6894731. The next prime is 6894751. The reversal of 6894743 is 3474986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6894743 - 2⁸ = 6894487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6894743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6894763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3447371 + 3447372.

It is an arithmetic number, because the mean of its divisors is an integer number (3447372).

Almost surely, 2^6894743 is an apocalyptic number.

6894743 is a deficient number, since it is larger than the sum of its proper divisors (1).

6894743 is an equidigital number, since it uses as much as digits as its factorization.

6894743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 6894743 is about 2625.7842637962. The cubic root of 6894743 is about 190.3294653022.

The spelling of 6894743 in words is "six million, eight hundred ninety-four thousand, seven hundred forty-three".