6698567 has 2 divisors, whose sum is σ = 6698568. Its totient is φ = 6698566.

The previous prime is 6698557. The next prime is 6698569. The reversal of 6698567 is 7658966.

6698567 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6698567 - 2⁴ = 6698551 is a prime.

Together with 6698569, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6698569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349283 + 3349284.

It is an arithmetic number, because the mean of its divisors is an integer number (3349284).

Almost surely, 2^6698567 is an apocalyptic number.

6698567 is a deficient number, since it is larger than the sum of its proper divisors (1).

6698567 is an equidigital number, since it uses as much as digits as its factorization.

6698567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 6698567 is about 2588.1589982070. The cubic root of 6698567 is about 188.5069218612.

The spelling of 6698567 in words is "six million, six hundred ninety-eight thousand, five hundred sixty-seven".