676717 has 2 divisors, whose sum is σ = 676718. Its totient is φ = 676716.

The previous prime is 676703. The next prime is 676721. The reversal of 676717 is 717676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 427716 + 249001 = 654^2 + 499^2 .

It is a cyclic number.

It is not a de Polignac number, because 676717 - 2⁷ = 676589 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338358 + 338359.

It is an arithmetic number, because the mean of its divisors is an integer number (338359).

2⁶⁷⁶⁷¹⁷ is an apocalyptic number.

It is an amenable number.

676717 is a deficient number, since it is larger than the sum of its proper divisors (1).

676717 is an equidigital number, since it uses as much as digits as its factorization.

676717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12348, while the sum is 34.

The square root of 676717 is about 822.6281055252. The cubic root of 676717 is about 87.7948475174.

The spelling of 676717 in words is "six hundred seventy-six thousand, seven hundred seventeen".