200430043 has 8 divisors (see below), whose sum is σ = 223303680. Its totient is φ = 178331880.

The previous prime is 200430037. The next prime is 200430053. The reversal of 200430043 is 340034002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200430043 - 2⁵ = 200430011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200429999 and 200430026.

It is not an unprimeable number, because it can be changed into a prime (200430053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193323 + ... + 194356.

It is an arithmetic number, because the mean of its divisors is an integer number (27912960).

Almost surely, 2^200430043 is an apocalyptic number.

200430043 is a deficient number, since it is larger than the sum of its proper divisors (22873637).

200430043 is a wasteful number, since it uses less digits than its factorization.

200430043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387737.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 200430043 is about 14157.3317754441. The cubic root of 200430043 is about 585.2223986993. Note that the first 3 decimals are identical.

Adding to 200430043 its reverse (340034002), we get a palindrome (540464045).

The spelling of 200430043 in words is "two hundred million, four hundred thirty thousand, forty-three".