6668854 has 8 divisors (see below), whose sum is σ = 10019520. Its totient is φ = 3329016.

The previous prime is 6668839. The next prime is 6668861. The reversal of 6668854 is 4588666.

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

It is a super-2 number, since 2×6668854² = 88947227346632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6668854.

It is a congruent number.

It is an unprimeable number.

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, 934 + ... + 3769.

It is an arithmetic number, because the mean of its divisors is an integer number (1252440).

Almost surely, 2^6668854 is an apocalyptic number.

6668854 is a deficient number, since it is larger than the sum of its proper divisors (3350666).

6668854 is a wasteful number, since it uses less digits than its factorization.

6668854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414.

The product of its digits is 276480, while the sum is 43.

The square root of 6668854 is about 2582.4124380122. The cubic root of 6668854 is about 188.2277871202.

The spelling of 6668854 in words is "six million, six hundred sixty-eight thousand, eight hundred fifty-four".