5544224 has 48 divisors (see below), whose sum is σ = 12737088. Its totient is φ = 2326272.

The previous prime is 5544223. The next prime is 5544239. The reversal of 5544224 is 4224455.

It is a junction number, because it is equal to n+sod(n) for n = 5544193 and 5544202.

It is not an unprimeable number, because it can be changed into a prime (5544221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11639 + ... + 12105.

It is an arithmetic number, because the mean of its divisors is an integer number (265356).

Almost surely, 2^5544224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5544224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6368544).

5544224 is an abundant number, since it is smaller than the sum of its proper divisors (7192864).

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

5544224 is a wasteful number, since it uses less digits than its factorization.

5544224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 529 counting only the distinct ones).

The product of its digits is 6400, while the sum is 26.

The square root of 5544224 is about 2354.6175910326. The cubic root of 5544224 is about 176.9892638215.

Adding to 5544224 its reverse (4224455), we get a palindrome (9768679).

The spelling of 5544224 in words is "five million, five hundred forty-four thousand, two hundred twenty-four".