6725717 has 2 divisors, whose sum is σ = 6725718. Its totient is φ = 6725716.

The previous prime is 6725687. The next prime is 6725731. The reversal of 6725717 is 7175276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5202961 + 1522756 = 2281^2 + 1234^2 .

It is a cyclic number.

It is not a de Polignac number, because 6725717 - 2¹⁸ = 6463573 is a prime.

It is a plaindrome in base 7.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6725737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362858 + 3362859.

It is an arithmetic number, because the mean of its divisors is an integer number (3362859).

Almost surely, 2^6725717 is an apocalyptic number.

It is an amenable number.

6725717 is a deficient number, since it is larger than the sum of its proper divisors (1).

6725717 is an equidigital number, since it uses as much as digits as its factorization.

6725717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20580, while the sum is 35.

The square root of 6725717 is about 2593.3987352507. The cubic root of 6725717 is about 188.7612580452.

The spelling of 6725717 in words is "six million, seven hundred twenty-five thousand, seven hundred seventeen".