556143200 has 144 divisors (see below), whose sum is σ = 1404753840. Its totient is φ = 214917120.

The previous prime is 556143187. The next prime is 556143227. The reversal of 556143200 is 2341655.

It is a self number, because there is not a number n which added to its sum of digits gives 556143200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5197547 + ... + 5197653.

It is an arithmetic number, because the mean of its divisors is an integer number (9755235).

Almost surely, 2^556143200 is an apocalyptic number.

556143200 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 556143200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702376920).

556143200 is an abundant number, since it is smaller than the sum of its proper divisors (848610640).

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

556143200 is a wasteful number, since it uses less digits than its factorization.

556143200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 556143200 is about 23582.6885659799. The cubic root of 556143200 is about 822.3604404707.

Adding to 556143200 its reverse (2341655), we get a palindrome (558484855).

The spelling of 556143200 in words is "five hundred fifty-six million, one hundred forty-three thousand, two hundred".