6468668 has 12 divisors (see below), whose sum is σ = 11480112. Its totient is φ = 3188640.

The previous prime is 6468667. The next prime is 6468691. The reversal of 6468668 is 8668646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6468661) 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 3 ways as a sum of consecutive naturals, for example, 11105 + ... + 11672.

It is an arithmetic number, because the mean of its divisors is an integer number (956676).

Almost surely, 2^6468668 is an apocalyptic number.

It is an amenable number.

6468668 is a deficient number, since it is larger than the sum of its proper divisors (5011444).

6468668 is a wasteful number, since it uses less digits than its factorization.

6468668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22852 (or 22850 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 6468668 is about 2543.3576233003. The cubic root of 6468668 is about 186.3252105298.

The spelling of 6468668 in words is "six million, four hundred sixty-eight thousand, six hundred sixty-eight".