6680497 has 2 divisors, whose sum is σ = 6680498. Its totient is φ = 6680496.

The previous prime is 6680489. The next prime is 6680519. The reversal of 6680497 is 7940866.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4004001 + 2676496 = 2001^2 + 1636^2 .

It is a cyclic number.

It is not a de Polignac number, because 6680497 - 2³ = 6680489 is a prime.

It is not a weakly prime, because it can be changed into another prime (6680797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3340248 + 3340249.

It is an arithmetic number, because the mean of its divisors is an integer number (3340249).

Almost surely, 2^6680497 is an apocalyptic number.

It is an amenable number.

6680497 is a deficient number, since it is larger than the sum of its proper divisors (1).

6680497 is an equidigital number, since it uses as much as digits as its factorization.

6680497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 6680497 is about 2584.6657424124. The cubic root of 6680497 is about 188.3372642996.

The spelling of 6680497 in words is "six million, six hundred eighty thousand, four hundred ninety-seven".