500042343 has 4 divisors (see below), whose sum is σ = 666723128. Its totient is φ = 333361560.

The previous prime is 500042341. The next prime is 500042357. The reversal of 500042343 is 343240005.

It is a happy number.

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

It is not a de Polignac number, because 500042343 - 2¹ = 500042341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500042341) 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, 83340388 + ... + 83340393.

It is an arithmetic number, because the mean of its divisors is an integer number (166680782).

Almost surely, 2^500042343 is an apocalyptic number.

500042343 is a deficient number, since it is larger than the sum of its proper divisors (166680785).

500042343 is a wasteful number, since it uses less digits than its factorization.

500042343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166680784.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 500042343 is about 22361.6265732169. The cubic root of 500042343 is about 793.7229304592.

Adding to 500042343 its reverse (343240005), we get a palindrome (843282348).

The spelling of 500042343 in words is "five hundred million, forty-two thousand, three hundred forty-three".