550343 has 8 divisors (see below), whose sum is σ = 583296. Its totient is φ = 518400.

The previous prime is 550337. The next prime is 550351. The reversal of 550343 is 343055.

550343 = 62² + 63² + ... + 123².

550343 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.

It is a cyclic number.

It is not a de Polignac number, because 550343 - 2⁶ = 550279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055 + ... + 1487.

It is an arithmetic number, because the mean of its divisors is an integer number (72912).

2⁵⁵⁰³⁴³ is an apocalyptic number.

550343 is a deficient number, since it is larger than the sum of its proper divisors (32953).

550343 is a wasteful number, since it uses less digits than its factorization.

550343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 550343 is about 741.8510632196. The cubic root of 550343 is about 81.9491554720.

Adding to 550343 its reverse (343055), we get a palindrome (893398).

The spelling of 550343 in words is "five hundred fifty thousand, three hundred forty-three".