6395047 has 2 divisors, whose sum is σ = 6395048. Its totient is φ = 6395046.

The previous prime is 6394981. The next prime is 6395063. The reversal of 6395047 is 7405936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6395047 - 2¹¹ = 6392999 is a prime.

It is a super-2 number, since 2×6395047² = 81793252264418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6395087) 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, 3197523 + 3197524.

It is an arithmetic number, because the mean of its divisors is an integer number (3197524).

Almost surely, 2^6395047 is an apocalyptic number.

6395047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6395047 is an equidigital number, since it uses as much as digits as its factorization.

6395047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 6395047 is about 2528.8430160846. The cubic root of 6395047 is about 185.6156455889.

The spelling of 6395047 in words is "six million, three hundred ninety-five thousand, forty-seven".