550022000 has 160 divisors (see below), whose sum is σ = 1515331584. Its totient is φ = 191136000.

The previous prime is 550021999. The next prime is 550022017. The reversal of 550022000 is 220055.

550022000 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505457 + ... + 506543.

Almost surely, 2^550022000 is an apocalyptic number.

550022000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757665792).

550022000 is an abundant number, since it is smaller than the sum of its proper divisors (965309584).

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

550022000 is a wasteful number, since it uses less digits than its factorization.

550022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144 (or 1128 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 550022000 is about 23452.5478360028. The cubic root of 550022000 is about 819.3321947386.

Adding to 550022000 its reverse (220055), we get a palindrome (550242055).

It can be divided in two parts, 5500 and 22000, that multiplied together give a square (121000000 = 11000²).

The spelling of 550022000 in words is "five hundred fifty million, twenty-two thousand".