550229 has 8 divisors (see below), whose sum is σ = 587520. Its totient is φ = 514096.

The previous prime is 550213. The next prime is 550241. The reversal of 550229 is 922055.

It is a happy number.

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

It is not a de Polignac number, because 550229 - 2⁴ = 550213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550279) 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, 827 + ... + 1335.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

2⁵⁵⁰²²⁹ is an apocalyptic number.

It is an amenable number.

550229 is a deficient number, since it is larger than the sum of its proper divisors (37291).

550229 is a wasteful number, since it uses less digits than its factorization.

550229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 550229 is about 741.7742244106. The cubic root of 550229 is about 81.9434966684.

The spelling of 550229 in words is "five hundred fifty thousand, two hundred twenty-nine".