6898667 has 2 divisors, whose sum is σ = 6898668. Its totient is φ = 6898666.

The previous prime is 6898663. The next prime is 6898739. The reversal of 6898667 is 7668986.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6898667 - 2² = 6898663 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6898663) 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, 3449333 + 3449334.

It is an arithmetic number, because the mean of its divisors is an integer number (3449334).

Almost surely, 2^6898667 is an apocalyptic number.

6898667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6898667 is an equidigital number, since it uses as much as digits as its factorization.

6898667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 50.

The square root of 6898667 is about 2626.5313628434. The cubic root of 6898667 is about 190.3655658105.

The spelling of 6898667 in words is "six million, eight hundred ninety-eight thousand, six hundred sixty-seven".