6347 has 4 divisors (see below), whose sum is σ = 6936. Its totient is φ = 5760.

The previous prime is 6343. The next prime is 6353. The reversal of 6347 is 7436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6347 - 2² = 6343 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (6343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278 + ... + 299.

It is an arithmetic number, because the mean of its divisors is an integer number (1734).

6347 is a deficient number, since it is larger than the sum of its proper divisors (589).

6347 is a wasteful number, since it uses less digits than its factorization.

6347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588.

The product of its digits is 504, while the sum is 20.

The square root of 6347 is about 79.6680613546. The cubic root of 6347 is about 18.5149623295.

Subtracting 6347 from its reverse (7436), we obtain a square (1089 = 33²).

It can be divided in two parts, 6 and 347, that added together give a palindrome (353).

The spelling of 6347 in words is "six thousand, three hundred forty-seven".