6731317 has 4 divisors (see below), whose sum is σ = 6740320. Its totient is φ = 6722316.

The previous prime is 6731311. The next prime is 6731323. The reversal of 6731317 is 7131376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (6731311) and next prime (6731323).

It is a cyclic number.

It is not a de Polignac number, because 6731317 - 2¹¹ = 6729269 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6731311) 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 in 3 ways as a sum of consecutive naturals, for example, 3267 + ... + 4912.

It is an arithmetic number, because the mean of its divisors is an integer number (1685080).

Almost surely, 2^6731317 is an apocalyptic number.

It is an amenable number.

6731317 is a deficient number, since it is larger than the sum of its proper divisors (9003).

6731317 is an equidigital number, since it uses as much as digits as its factorization.

6731317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9002.

The product of its digits is 2646, while the sum is 28.

The square root of 6731317 is about 2594.4781748937. The cubic root of 6731317 is about 188.8136326248.

The spelling of 6731317 in words is "six million, seven hundred thirty-one thousand, three hundred seventeen".