6391713 has 16 divisors (see below), whose sum is σ = 8864640. Its totient is φ = 4093056.

The previous prime is 6391699. The next prime is 6391717. The reversal of 6391713 is 3171936.

It is not a de Polignac number, because 6391713 - 2⁸ = 6391457 is a prime.

6391713 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6391717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9556 + ... + 10202.

It is an arithmetic number, because the mean of its divisors is an integer number (554040).

Almost surely, 2^6391713 is an apocalyptic number.

It is an amenable number.

6391713 is a deficient number, since it is larger than the sum of its proper divisors (2472927).

6391713 is a wasteful number, since it uses less digits than its factorization.

6391713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776.

The product of its digits is 3402, while the sum is 30.

The square root of 6391713 is about 2528.1837354116. The cubic root of 6391713 is about 185.5833836349.

The spelling of 6391713 in words is "six million, three hundred ninety-one thousand, seven hundred thirteen".