6743447 has 2 divisors, whose sum is σ = 6743448. Its totient is φ = 6743446.

The previous prime is 6743437. The next prime is 6743449. The reversal of 6743447 is 7443476.

6743447 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 6743447 - 2⁴ = 6743431 is a prime.

Together with 6743449, 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 (6743449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3371723 + 3371724.

It is an arithmetic number, because the mean of its divisors is an integer number (3371724).

Almost surely, 2^6743447 is an apocalyptic number.

6743447 is a deficient number, since it is larger than the sum of its proper divisors (1).

6743447 is an equidigital number, since it uses as much as digits as its factorization.

6743447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 35.

The square root of 6743447 is about 2596.8147796868. The cubic root of 6743447 is about 188.9269801816.

The spelling of 6743447 in words is "six million, seven hundred forty-three thousand, four hundred forty-seven".