200542043 has 8 divisors (see below), whose sum is σ = 217400736. Its totient is φ = 183888000.

The previous prime is 200542039. The next prime is 200542049. The reversal of 200542043 is 340245002.

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 200542043 - 2² = 200542039 is a prime.

It is a super-2 number, since 2×200542043² = 80434222021227698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200542049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49118 + ... + 53043.

It is an arithmetic number, because the mean of its divisors is an integer number (27175092).

Almost surely, 2^200542043 is an apocalyptic number.

200542043 is a deficient number, since it is larger than the sum of its proper divisors (16858693).

200542043 is a wasteful number, since it uses less digits than its factorization.

200542043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102325.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 200542043 is about 14161.2867706293. The cubic root of 200542043 is about 585.3313855270.

Adding to 200542043 its reverse (340245002), we get a palindrome (540787045).

The spelling of 200542043 in words is "two hundred million, five hundred forty-two thousand, forty-three".