500340043 has 4 divisors (see below), whose sum is σ = 571817200. Its totient is φ = 428862888.

The previous prime is 500340037. The next prime is 500340067. The reversal of 500340043 is 340043005.

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

It is a cyclic number.

It is not a de Polignac number, because 500340043 - 2¹⁷ = 500208971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 500340043.

It is not an unprimeable number, because it can be changed into a prime (500340013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35738568 + ... + 35738581.

It is an arithmetic number, because the mean of its divisors is an integer number (142954300).

Almost surely, 2^500340043 is an apocalyptic number.

500340043 is a deficient number, since it is larger than the sum of its proper divisors (71477157).

500340043 is an equidigital number, since it uses as much as digits as its factorization.

500340043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71477156.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 500340043 is about 22368.2820752958. The cubic root of 500340043 is about 793.8804134159.

Adding to 500340043 its reverse (340043005), we get a palindrome (840383048).

The spelling of 500340043 in words is "five hundred million, three hundred forty thousand, forty-three".