200340323 has 4 divisors (see below), whose sum is σ = 207248640. Its totient is φ = 193432008.

The previous prime is 200340317. The next prime is 200340331. The reversal of 200340323 is 323043002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200340323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200340353) 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 3 ways as a sum of consecutive naturals, for example, 3454115 + ... + 3454172.

It is an arithmetic number, because the mean of its divisors is an integer number (51812160).

Almost surely, 2^200340323 is an apocalyptic number.

200340323 is a deficient number, since it is larger than the sum of its proper divisors (6908317).

200340323 is an equidigital number, since it uses as much as digits as its factorization.

200340323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908316.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 200340323 is about 14154.1627445780. The cubic root of 200340323 is about 585.1350631726.

Adding to 200340323 its reverse (323043002), we get a palindrome (523383325).

The spelling of 200340323 in words is "two hundred million, three hundred forty thousand, three hundred twenty-three".