550804 has 12 divisors (see below), whose sum is σ = 1005984. Its totient is φ = 263384.

The previous prime is 550801. The next prime is 550811. The reversal of 550804 is 408055.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550801) 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, 2902 + ... + 3085.

It is an arithmetic number, because the mean of its divisors is an integer number (83832).

2⁵⁵⁰⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

550804 is a deficient number, since it is larger than the sum of its proper divisors (455180).

550804 is a wasteful number, since it uses less digits than its factorization.

550804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014 (or 6012 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 550804 is about 742.1617074466. The cubic root of 550804 is about 81.9720309133.

Adding to 550804 its reverse (408055), we get a palindrome (958859).

The spelling of 550804 in words is "five hundred fifty thousand, eight hundred four".