200434230 has 128 divisors (see below), whose sum is σ = 570240000. Its totient is φ = 49953024.

The previous prime is 200434187. The next prime is 200434231. The reversal of 200434230 is 32434002.

200434230 is a `hidden beast` number, since 2 + 0 + 0 + 434 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200434231) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 456351 + ... + 456789.

It is an arithmetic number, because the mean of its divisors is an integer number (4455000).

Almost surely, 2^200434230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200434230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285120000).

200434230 is an abundant number, since it is smaller than the sum of its proper divisors (369805770).

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

200434230 is a wasteful number, since it uses less digits than its factorization.

200434230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 200434230 is about 14157.4796485815. The cubic root of 200434230 is about 585.2264737855.

Adding to 200434230 its reverse (32434002), we get a palindrome (232868232).

The spelling of 200434230 in words is "two hundred million, four hundred thirty-four thousand, two hundred thirty".