6220856 has 16 divisors (see below), whose sum is σ = 12171600. Its totient is φ = 2975104.

The previous prime is 6220849. The next prime is 6220871. The reversal of 6220856 is 6580226.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16721 + ... + 17088.

It is an arithmetic number, because the mean of its divisors is an integer number (760725).

Almost surely, 2^6220856 is an apocalyptic number.

It is an amenable number.

6220856 is a deficient number, since it is larger than the sum of its proper divisors (5950744).

6220856 is a wasteful number, since it uses less digits than its factorization.

6220856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33838 (or 33834 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 6220856 is about 2494.1643891292. The cubic root of 6220856 is about 183.9148156417.

The spelling of 6220856 in words is "six million, two hundred twenty thousand, eight hundred fifty-six".