6893189 has 2 divisors, whose sum is σ = 6893190. Its totient is φ = 6893188.

The previous prime is 6893167. The next prime is 6893197. The reversal of 6893189 is 9813986.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3452164 + 3441025 = 1858^2 + 1855^2 .

It is a cyclic number.

It is not a de Polignac number, because 6893189 - 2²⁰ = 5844613 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6893119) 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, 3446594 + 3446595.

It is an arithmetic number, because the mean of its divisors is an integer number (3446595).

Almost surely, 2^6893189 is an apocalyptic number.

It is an amenable number.

6893189 is a deficient number, since it is larger than the sum of its proper divisors (1).

6893189 is an equidigital number, since it uses as much as digits as its factorization.

6893189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 44.

The square root of 6893189 is about 2625.4883355292. The cubic root of 6893189 is about 190.3151648314.

The spelling of 6893189 in words is "six million, eight hundred ninety-three thousand, one hundred eighty-nine".