200040243 has 16 divisors (see below), whose sum is σ = 287750400. Its totient is φ = 122881824.

The previous prime is 200040233. The next prime is 200040263. The reversal of 200040243 is 342040002.

It is a happy number.

It is not a de Polignac number, because 200040243 - 2¹² = 200036147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200040233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19080 + ... + 27642.

It is an arithmetic number, because the mean of its divisors is an integer number (17984400).

Almost surely, 2^200040243 is an apocalyptic number.

200040243 is a deficient number, since it is larger than the sum of its proper divisors (87710157).

200040243 is a wasteful number, since it uses less digits than its factorization.

200040243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9178.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 200040243 is about 14143.5583570755. The cubic root of 200040243 is about 584.8427687607.

Adding to 200040243 its reverse (342040002), we get a palindrome (542080245).

The spelling of 200040243 in words is "two hundred million, forty thousand, two hundred forty-three".