200028300 has 72 divisors (see below), whose sum is σ = 586962432. Its totient is φ = 52584000.

The previous prime is 200028293. The next prime is 200028319. The reversal of 200028300 is 3820002.

It is a super-2 number, since 2×200028300² = 80022641601780000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200028300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16605 + ... + 25995.

It is an arithmetic number, because the mean of its divisors is an integer number (8152256).

Almost surely, 2^200028300 is an apocalyptic number.

200028300 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 200028300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293481216).

200028300 is an abundant number, since it is smaller than the sum of its proper divisors (386934132).

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

200028300 is a wasteful number, since it uses less digits than its factorization.

200028300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9479 (or 9472 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 200028300 is about 14143.1361444342. The cubic root of 200028300 is about 584.8311295757.

Adding to 200028300 its reverse (3820002), we get a palindrome (203848302).

The spelling of 200028300 in words is "two hundred million, twenty-eight thousand, three hundred".