200530556 has 6 divisors (see below), whose sum is σ = 350928480. Its totient is φ = 100265276.

The previous prime is 200530513. The next prime is 200530571. The reversal of 200530556 is 655035002.

200530556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25066316 + ... + 25066323.

It is an arithmetic number, because the mean of its divisors is an integer number (58488080).

Almost surely, 2^200530556 is an apocalyptic number.

It is an amenable number.

200530556 is a deficient number, since it is larger than the sum of its proper divisors (150397924).

200530556 is a wasteful number, since it uses less digits than its factorization.

200530556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50132643 (or 50132641 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 200530556 is about 14160.8811872708. The cubic root of 200530556 is about 585.3202094332.

Adding to 200530556 its reverse (655035002), we get a palindrome (855565558).

The spelling of 200530556 in words is "two hundred million, five hundred thirty thousand, five hundred fifty-six".