550244 has 12 divisors (see below), whose sum is σ = 970368. Its totient is φ = 273000.

The previous prime is 550241. The next prime is 550267. The reversal of 550244 is 442055.

It is a happy number.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550244.

It is not an unprimeable number, because it can be changed into a prime (550241) 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, 149 + ... + 1059.

It is an arithmetic number, because the mean of its divisors is an integer number (80864).

2⁵⁵⁰²⁴⁴ is an apocalyptic number.

It is an amenable number.

550244 is a deficient number, since it is larger than the sum of its proper divisors (420124).

550244 is a wasteful number, since it uses less digits than its factorization.

550244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066 (or 1064 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 550244 is about 741.7843352350. The cubic root of 550244 is about 81.9442412924.

Adding to 550244 its reverse (442055), we get a palindrome (992299).

The spelling of 550244 in words is "five hundred fifty thousand, two hundred forty-four".