6622288844 has 12 divisors (see below), whose sum is σ = 11761976184. Its totient is φ = 3261724224.

The previous prime is 6622288837. The next prime is 6622288847. The reversal of 6622288844 is 4488822266.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 6622288792 and 6622288801.

It is not an unprimeable number, because it can be changed into a prime (6622288847) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12354749 + ... + 12355284.

It is an arithmetic number, because the mean of its divisors is an integer number (980164682).

Almost surely, 2^6622288844 is an apocalyptic number.

It is an amenable number.

6622288844 is a deficient number, since it is larger than the sum of its proper divisors (5139687340).

6622288844 is a wasteful number, since it uses less digits than its factorization.

6622288844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24710104 (or 24710102 counting only the distinct ones).

The product of its digits is 2359296, while the sum is 50.

The square root of 6622288844 is about 81377.4467773473. The cubic root of 6622288844 is about 1877.8866439995.

The spelling of 6622288844 in words is "six billion, six hundred twenty-two million, two hundred eighty-eight thousand, eight hundred forty-four".