676589497 has 2 divisors, whose sum is σ = 676589498. Its totient is φ = 676589496.

The previous prime is 676589489. The next prime is 676589509. The reversal of 676589497 is 794985676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 633830976 + 42758521 = 25176^2 + 6539^2 .

It is a cyclic number.

It is not a de Polignac number, because 676589497 - 2³ = 676589489 is a prime.

It is not a weakly prime, because it can be changed into another prime (676569497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338294748 + 338294749.

It is an arithmetic number, because the mean of its divisors is an integer number (338294749).

Almost surely, 2^676589497 is an apocalyptic number.

It is an amenable number.

676589497 is a deficient number, since it is larger than the sum of its proper divisors (1).

676589497 is an equidigital number, since it uses as much as digits as its factorization.

676589497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22861440, while the sum is 61.

The square root of 676589497 is about 26011.3340103886. The cubic root of 676589497 is about 877.8933324303.

The spelling of 676589497 in words is "six hundred seventy-six million, five hundred eighty-nine thousand, four hundred ninety-seven".