550266 has 8 divisors (see below), whose sum is σ = 1100544. Its totient is φ = 183420.

The previous prime is 550241. The next prime is 550267. The reversal of 550266 is 662055.

550266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

550266 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550266.

It is not an unprimeable number, because it can be changed into a prime (550267) 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, 45850 + ... + 45861.

It is an arithmetic number, because the mean of its divisors is an integer number (137568).

2⁵⁵⁰²⁶⁶ is an apocalyptic number.

550266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

550266 is a wasteful number, since it uses less digits than its factorization.

550266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91716.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 550266 is about 741.7991641947. The cubic root of 550266 is about 81.9453333833.

The spelling of 550266 in words is "five hundred fifty thousand, two hundred sixty-six".