6580667 has 2 divisors, whose sum is σ = 6580668. Its totient is φ = 6580666.

The previous prime is 6580663. The next prime is 6580681. The reversal of 6580667 is 7660856.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6580667 - 2² = 6580663 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6580667.

It is not a weakly prime, because it can be changed into another prime (6580661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3290333 + 3290334.

It is an arithmetic number, because the mean of its divisors is an integer number (3290334).

Almost surely, 2^6580667 is an apocalyptic number.

6580667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6580667 is an equidigital number, since it uses as much as digits as its factorization.

6580667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 6580667 is about 2565.2810762176. The cubic root of 6580667 is about 187.3944128480.

The spelling of 6580667 in words is "six million, five hundred eighty thousand, six hundred sixty-seven".