200530000 has 100 divisors (see below), whose sum is σ = 529930368. Its totient is φ = 72880000.

The previous prime is 200529937. The next prime is 200530007. The reversal of 200530000 is 35002.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200530007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 109089 + ... + 110911.

Almost surely, 2^200530000 is an apocalyptic number.

200530000 is a gapful number since it is divisible by the number (20) 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 200530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264965184).

200530000 is an abundant number, since it is smaller than the sum of its proper divisors (329400368).

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

200530000 is a wasteful number, since it uses less digits than its factorization.

200530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862 (or 1841 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 10.

The square root of 200530000 is about 14160.8615557105. The cubic root of 200530000 is about 585.3196684710.

Adding to 200530000 its reverse (35002), we get a palindrome (200565002).

The spelling of 200530000 in words is "two hundred million, five hundred thirty thousand".