6395447 has 2 divisors, whose sum is σ = 6395448. Its totient is φ = 6395446.

The previous prime is 6395443. The next prime is 6395471. The reversal of 6395447 is 7445936.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6395447 - 2² = 6395443 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6395447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6395443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3197723 + 3197724.

It is an arithmetic number, because the mean of its divisors is an integer number (3197724).

Almost surely, 2^6395447 is an apocalyptic number.

6395447 is a deficient number, since it is larger than the sum of its proper divisors (1).

6395447 is an equidigital number, since it uses as much as digits as its factorization.

6395447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 6395447 is about 2528.9221023986. The cubic root of 6395447 is about 185.6195154958.

The spelling of 6395447 in words is "six million, three hundred ninety-five thousand, four hundred forty-seven".