6328687 has 2 divisors, whose sum is σ = 6328688. Its totient is φ = 6328686.

The previous prime is 6328669. The next prime is 6328711. The reversal of 6328687 is 7868236.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6328687 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6328627) 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, 3164343 + 3164344.

It is an arithmetic number, because the mean of its divisors is an integer number (3164344).

Almost surely, 2^6328687 is an apocalyptic number.

6328687 is a deficient number, since it is larger than the sum of its proper divisors (1).

6328687 is an equidigital number, since it uses as much as digits as its factorization.

6328687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 6328687 is about 2515.6881762253. The cubic root of 6328687 is about 184.9713810124.

The spelling of 6328687 in words is "six million, three hundred twenty-eight thousand, six hundred eighty-seven".