200434212 has 36 divisors (see below), whose sum is σ = 552713616. Its totient is φ = 60737520.

The previous prime is 200434187. The next prime is 200434231. The reversal of 200434212 is 212434002.

200434212 is a `hidden beast` number, since 20 + 0 + 434 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

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 11 ways as a sum of consecutive naturals, for example, 252678 + ... + 253469.

It is an arithmetic number, because the mean of its divisors is an integer number (15353156).

Almost surely, 2^200434212 is an apocalyptic number.

200434212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200434212 is an abundant number, since it is smaller than the sum of its proper divisors (352279404).

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

200434212 is a wasteful number, since it uses less digits than its factorization.

200434212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506168 (or 506163 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 200434212 is about 14157.4790128751. The cubic root of 200434212 is about 585.2264562668.

Adding to 200434212 its reverse (212434002), we get a palindrome (412868214).

The spelling of 200434212 in words is "two hundred million, four hundred thirty-four thousand, two hundred twelve".