It is a happy number.
Almost surely, 25442444 is an apocalyptic number.
5442444 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5442444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8440320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5442444 is a wasteful number, since it uses less digits than its factorization.
5442444 is an evil number, because the sum of its binary digits is even.
The square root of 5442444 is about 2332.9046272833. The cubic root of 5442444 is about 175.8995208149.
Adding to 5442444 its reverse (4442445), we get a palindrome (9884889).
Subtracting from 5442444 its reverse (4442445), we obtain a palindrome (999999).
The spelling of 5442444 in words is "five million, four hundred forty-two thousand, four hundred forty-four".