6683491 has 2 divisors, whose sum is σ = 6683492. Its totient is φ = 6683490.

The previous prime is 6683483. The next prime is 6683519. The reversal of 6683491 is 1943866.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6683491 - 2³ = 6683483 is a prime.

It is a Chen prime.

6683491 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6683491.

It is not a weakly prime, because it can be changed into another prime (6683401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3341745 + 3341746.

It is an arithmetic number, because the mean of its divisors is an integer number (3341746).

Almost surely, 2^6683491 is an apocalyptic number.

6683491 is a deficient number, since it is larger than the sum of its proper divisors (1).

6683491 is an equidigital number, since it uses as much as digits as its factorization.

6683491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 6683491 is about 2585.2448626774. The cubic root of 6683491 is about 188.3653958169.

The spelling of 6683491 in words is "six million, six hundred eighty-three thousand, four hundred ninety-one".