6222047856 has 40 divisors (see below), whose sum is σ = 16267292160. Its totient is φ = 2049026496.

The previous prime is 6222047807. The next prime is 6222047861. The reversal of 6222047856 is 6587402226.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776896 + ... + 784863.

It is an arithmetic number, because the mean of its divisors is an integer number (406682304).

Almost surely, 2^6222047856 is an apocalyptic number.

It is an amenable number.

6222047856 is an abundant number, since it is smaller than the sum of its proper divisors (10045244304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6222047856 is a wasteful number, since it uses less digits than its factorization.

6222047856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561853 (or 1561847 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 6222047856 is about 78879.9585192589. The cubic root of 6222047856 is about 1839.2656032655.

The spelling of 6222047856 in words is "six billion, two hundred twenty-two million, forty-seven thousand, eight hundred fifty-six".