6222222844 has 18 divisors (see below), whose sum is σ = 11382907760. Its totient is φ = 2975844696.

The previous prime is 6222222791. The next prime is 6222222857. The reversal of 6222222844 is 4482222226.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1468164 + ... + 1472395.

Almost surely, 2^6222222844 is an apocalyptic number.

It is an amenable number.

6222222844 is a deficient number, since it is larger than the sum of its proper divisors (5160684916).

6222222844 is a wasteful number, since it uses less digits than its factorization.

6222222844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940609 (or 2940584 counting only the distinct ones).

The product of its digits is 49152, while the sum is 34.

The square root of 6222222844 is about 78881.0677158975. The cubic root of 6222222844 is about 1839.2828455197.

The spelling of 6222222844 in words is "six billion, two hundred twenty-two million, two hundred twenty-two thousand, eight hundred forty-four".