550042244 has 6 divisors (see below), whose sum is σ = 962573934. Its totient is φ = 275021120.

The previous prime is 550042237. The next prime is 550042247. The reversal of 550042244 is 442240055.

It can be written as a sum of positive squares in only one way, i.e., 534534400 + 15507844 = 23120^2 + 3938^2 .

It is not an unprimeable number, because it can be changed into a prime (550042247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68755277 + ... + 68755284.

It is an arithmetic number, because the mean of its divisors is an integer number (160428989).

Almost surely, 2^550042244 is an apocalyptic number.

It is an amenable number.

550042244 is a deficient number, since it is larger than the sum of its proper divisors (412531690).

550042244 is a wasteful number, since it uses less digits than its factorization.

550042244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137510565 (or 137510563 counting only the distinct ones).

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

The square root of 550042244 is about 23452.9794269300. The cubic root of 550042244 is about 819.3422466744.

Adding to 550042244 its reverse (442240055), we get a palindrome (992282299).

The spelling of 550042244 in words is "five hundred fifty million, forty-two thousand, two hundred forty-four".