200040343 has 8 divisors (see below), whose sum is σ = 216733968. Its totient is φ = 183894144.

The previous prime is 200040331. The next prime is 200040349. The reversal of 200040343 is 343040002.

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

It is not a de Polignac number, because 200040343 - 2¹⁷ = 199909271 is a prime.

It is a super-2 number, since 2×200040343² = 80032277655115298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200040349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136096 + ... + 137557.

It is an arithmetic number, because the mean of its divisors is an integer number (27091746).

Almost surely, 2^200040343 is an apocalyptic number.

200040343 is a deficient number, since it is larger than the sum of its proper divisors (16693625).

200040343 is a wasteful number, since it uses less digits than its factorization.

200040343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273713.

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

The square root of 200040343 is about 14143.5618922533. The cubic root of 200040343 is about 584.8428662148.

Adding to 200040343 its reverse (343040002), we get a palindrome (543080345).

The spelling of 200040343 in words is "two hundred million, forty thousand, three hundred forty-three".