500042 has 8 divisors (see below), whose sum is σ = 789600. Its totient is φ = 236844.

The previous prime is 500041. The next prime is 500057. The reversal of 500042 is 240005.

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

It is an Ulam number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 499996 and 500032.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 500042.

It is not an unprimeable number, because it can be changed into a prime (500041) 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, 6542 + ... + 6617.

It is an arithmetic number, because the mean of its divisors is an integer number (98700).

2⁵⁰⁰⁰⁴² is an apocalyptic number.

500042 is a deficient number, since it is larger than the sum of its proper divisors (289558).

500042 is a wasteful number, since it uses less digits than its factorization.

500042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13180.

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 500042 is about 707.1364790477. The cubic root of 500042 is about 79.3722748977.

Adding to 500042 its reverse (240005), we get a palindrome (740047).

The spelling of 500042 in words is "five hundred thousand, forty-two".