550352220 has 192 divisors, whose sum is σ = 1796401152. Its totient is φ = 124416000.

The previous prime is 550352219. The next prime is 550352221. The reversal of 550352220 is 22253055.

550352220 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 (550352219) and next prime (550352221).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550352221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2030685 + ... + 2030955.

It is an arithmetic number, because the mean of its divisors is an integer number (9356256).

Almost surely, 2^550352220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550352220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (898200576).

550352220 is an abundant number, since it is smaller than the sum of its proper divisors (1246048932).

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

550352220 is a wasteful number, since it uses less digits than its factorization.

550352220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 550352220 is about 23459.5869528856. The cubic root of 550352220 is about 819.4961310596.

The spelling of 550352220 in words is "five hundred fifty million, three hundred fifty-two thousand, two hundred twenty".