2224438544 has 20 divisors (see below), whose sum is σ = 4352524620. Its totient is φ = 1101206400.

The previous prime is 2224438543. The next prime is 2224438577. The reversal of 2224438544 is 4458344222.

It can be written as a sum of positive squares in 2 ways, for example, as 1444912144 + 779526400 = 38012^2 + 27920^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2224438498 and 2224438507.

It is not an unprimeable number, because it can be changed into a prime (2224438543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686639 + ... + 689870.

It is an arithmetic number, because the mean of its divisors is an integer number (217626231).

Almost surely, 2^2224438544 is an apocalyptic number.

It is an amenable number.

2224438544 is a deficient number, since it is larger than the sum of its proper divisors (2128086076).

2224438544 is a wasteful number, since it uses less digits than its factorization.

2224438544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376618 (or 1376612 counting only the distinct ones).

The product of its digits is 245760, while the sum is 38.

The square root of 2224438544 is about 47163.9538630934. The cubic root of 2224438544 is about 1305.3895665639.

The spelling of 2224438544 in words is "two billion, two hundred twenty-four million, four hundred thirty-eight thousand, five hundred forty-four".