6768663 has 8 divisors (see below), whose sum is σ = 9845376. Its totient is φ = 4102200.

The previous prime is 6768661. The next prime is 6768667. The reversal of 6768663 is 3668676.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6768663 - 2¹ = 6768661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6768661) 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 in 7 ways as a sum of consecutive naturals, for example, 102523 + ... + 102588.

It is an arithmetic number, because the mean of its divisors is an integer number (1230672).

Almost surely, 2^6768663 is an apocalyptic number.

6768663 is a deficient number, since it is larger than the sum of its proper divisors (3076713).

6768663 is a wasteful number, since it uses less digits than its factorization.

6768663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205125.

The product of its digits is 217728, while the sum is 42.

The square root of 6768663 is about 2601.6654281441. The cubic root of 6768663 is about 189.1621742892.

It can be divided in two parts, 676 and 8663, that added together give a palindrome (9339).

The spelling of 6768663 in words is "six million, seven hundred sixty-eight thousand, six hundred sixty-three".