6216713 has 4 divisors (see below), whose sum is σ = 6582420. Its totient is φ = 5851008.

The previous prime is 6216697. The next prime is 6216719. The reversal of 6216713 is 3176126.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3176126 = 2 ⋅1588063.

It can be written as a sum of positive squares in 2 ways, for example, as 5161984 + 1054729 = 2272^2 + 1027^2 .

It is a cyclic number.

It is not a de Polignac number, because 6216713 - 2⁴ = 6216697 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (6216719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182828 + ... + 182861.

It is an arithmetic number, because the mean of its divisors is an integer number (1645605).

Almost surely, 2^6216713 is an apocalyptic number.

It is an amenable number.

6216713 is a deficient number, since it is larger than the sum of its proper divisors (365707).

6216713 is a wasteful number, since it uses less digits than its factorization.

6216713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365706.

The product of its digits is 1512, while the sum is 26.

The square root of 6216713 is about 2493.3337121212. Note that the first 3 decimals coincide. The cubic root of 6216713 is about 183.8739783735.

The spelling of 6216713 in words is "six million, two hundred sixteen thousand, seven hundred thirteen".