550530200 has 96 divisors (see below), whose sum is σ = 1444662000. Its totient is φ = 193267200.

The previous prime is 550530199. The next prime is 550530203. The reversal of 550530200 is 2035055.

It is a super-2 number, since 2×550530200² = 606167002224080000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550530203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59486 + ... + 68114.

Almost surely, 2^550530200 is an apocalyptic number.

550530200 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 550530200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722331000).

550530200 is an abundant number, since it is smaller than the sum of its proper divisors (894131800).

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

550530200 is a wasteful number, since it uses less digits than its factorization.

550530200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8685 (or 8676 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 550530200 is about 23463.3799781702. The cubic root of 550530200 is about 819.5844612818.

Adding to 550530200 its reverse (2035055), we get a palindrome (552565255).

The spelling of 550530200 in words is "five hundred fifty million, five hundred thirty thousand, two hundred".