6384856 has 16 divisors (see below), whose sum is σ = 12227040. Its totient is φ = 3124320.

The previous prime is 6384841. The next prime is 6384863. The reversal of 6384856 is 6584836.

It is a super-2 number, since 2×6384856² = 81532772281472, which contains 22 as substring.

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, 8115 + ... + 8866.

It is an arithmetic number, because the mean of its divisors is an integer number (764190).

Almost surely, 2^6384856 is an apocalyptic number.

It is an amenable number.

6384856 is a deficient number, since it is larger than the sum of its proper divisors (5842184).

6384856 is a wasteful number, since it uses less digits than its factorization.

6384856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17034 (or 17030 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 6384856 is about 2526.8272596282. The cubic root of 6384856 is about 185.5169955585.

The spelling of 6384856 in words is "six million, three hundred eighty-four thousand, eight hundred fifty-six".