550822 has 8 divisors (see below), whose sum is σ = 831096. Its totient is φ = 273792.

The previous prime is 550813. The next prime is 550831. The reversal of 550822 is 228055.

550822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (550813) and next prime (550831).

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

It is a junction number, because it is equal to n+sod(n) for n = 550793 and 550802.

It is a congruent number.

It is an unprimeable number.

550822 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328 + ... + 1099.

It is an arithmetic number, because the mean of its divisors is an integer number (103887).

2⁵⁵⁰⁸²² is an apocalyptic number.

550822 is a deficient number, since it is larger than the sum of its proper divisors (280274).

550822 is a wasteful number, since it uses less digits than its factorization.

550822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622.

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

The square root of 550822 is about 742.1738340847. The cubic root of 550822 is about 81.9729238386.

Adding to 550822 its reverse (228055), we get a palindrome (778877).

The spelling of 550822 in words is "five hundred fifty thousand, eight hundred twenty-two".