5520444 has 24 divisors (see below), whose sum is σ = 13639248. Its totient is φ = 1731840.

The previous prime is 5520421. The next prime is 5520457. The reversal of 5520444 is 4440255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13327 + ... + 13734.

It is an arithmetic number, because the mean of its divisors is an integer number (568302).

Almost surely, 2^5520444 is an apocalyptic number.

It is an amenable number.

5520444 is an abundant number, since it is smaller than the sum of its proper divisors (8118804).

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

5520444 is a wasteful number, since it uses less digits than its factorization.

5520444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27085 (or 27083 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 5520444 is about 2349.5625124691. The cubic root of 5520444 is about 176.7358567641.

Adding to 5520444 its reverse (4440255), we get a palindrome (9960699).

The spelling of 5520444 in words is "five million, five hundred twenty thousand, four hundred forty-four".