2244221500 has 48 divisors (see below), whose sum is σ = 4906845216. Its totient is φ = 896688000.

The previous prime is 2244221491. The next prime is 2244221501. The reversal of 2244221500 is 51224422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244221501) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 583584 + ... + 587416.

It is an arithmetic number, because the mean of its divisors is an integer number (102225942).

Almost surely, 2^2244221500 is an apocalyptic number.

2244221500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244221500 is an abundant number, since it is smaller than the sum of its proper divisors (2662623716).

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

2244221500 is a wasteful number, since it uses less digits than its factorization.

2244221500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023 (or 5011 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 2244221500 is about 47373.2150059504. The cubic root of 2244221500 is about 1309.2479610287.

Adding to 2244221500 its reverse (51224422), we get a palindrome (2295445922).

The spelling of 2244221500 in words is "two billion, two hundred forty-four million, two hundred twenty-one thousand, five hundred".