200345234 has 16 divisors (see below), whose sum is σ = 320150880. Its totient is φ = 93755520.

The previous prime is 200345231. The next prime is 200345261. The reversal of 200345234 is 432543002.

It is not an unprimeable number, because it can be changed into a prime (200345231) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28607 + ... + 34914.

It is an arithmetic number, because the mean of its divisors is an integer number (20009430).

Almost surely, 2^200345234 is an apocalyptic number.

200345234 is a deficient number, since it is larger than the sum of its proper divisors (119805646).

200345234 is a wasteful number, since it uses less digits than its factorization.

200345234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63625.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 200345234 is about 14154.3362260475. The cubic root of 200345234 is about 585.1398443283.

Adding to 200345234 its reverse (432543002), we get a palindrome (632888236).

The spelling of 200345234 in words is "two hundred million, three hundred forty-five thousand, two hundred thirty-four".