6396347 has 2 divisors, whose sum is σ = 6396348. Its totient is φ = 6396346.

The previous prime is 6396307. The next prime is 6396349. The reversal of 6396347 is 7436936.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6396347 - 2¹⁴ = 6379963 is a prime.

Together with 6396349, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 6396347.

It is not a weakly prime, because it can be changed into another prime (6396349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3198173 + 3198174.

It is an arithmetic number, because the mean of its divisors is an integer number (3198174).

Almost surely, 2^6396347 is an apocalyptic number.

6396347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6396347 is an equidigital number, since it uses as much as digits as its factorization.

6396347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 6396347 is about 2529.1000375628. The cubic root of 6396347 is about 185.6282221965.

The spelling of 6396347 in words is "six million, three hundred ninety-six thousand, three hundred forty-seven".