550773 has 8 divisors (see below), whose sum is σ = 816000. Its totient is φ = 367164.

The previous prime is 550763. The next prime is 550789. The reversal of 550773 is 377055.

It is not a de Polignac number, because 550773 - 2⁴ = 550757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 20399 = 550773 / (5 + 5 + 0 + 7 + 7 + 3).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550703) by changing a digit.

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, 10173 + ... + 10226.

It is an arithmetic number, because the mean of its divisors is an integer number (102000).

2⁵⁵⁰⁷⁷³ is an apocalyptic number.

It is an amenable number.

550773 is a deficient number, since it is larger than the sum of its proper divisors (265227).

550773 is a wasteful number, since it uses less digits than its factorization.

550773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20408 (or 20402 counting only the distinct ones).

The product of its (nonzero) digits is 3675, while the sum is 27.

The square root of 550773 is about 742.1408222164. The cubic root of 550773 is about 81.9704930519.

The spelling of 550773 in words is "five hundred fifty thousand, seven hundred seventy-three".