6684023 has 2 divisors, whose sum is σ = 6684024. Its totient is φ = 6684022.

The previous prime is 6684019. The next prime is 6684037. The reversal of 6684023 is 3204866.

6684023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6684023 - 2² = 6684019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6681023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3342011 + 3342012.

It is an arithmetic number, because the mean of its divisors is an integer number (3342012).

Almost surely, 2^6684023 is an apocalyptic number.

6684023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6684023 is an equidigital number, since it uses as much as digits as its factorization.

6684023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 6684023 is about 2585.3477522376. The cubic root of 6684023 is about 188.3703935909.

Adding to 6684023 its reverse (3204866), we get a palindrome (9888889).

The spelling of 6684023 in words is "six million, six hundred eighty-four thousand, twenty-three".