506039 has 8 divisors (see below), whose sum is σ = 542880. Its totient is φ = 471648.

The previous prime is 505979. The next prime is 506047. The reversal of 506039 is 930605.

506039 is nontrivially palindromic in base 16.

It is a de Polignac number, because none of the positive numbers 2^k-506039 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 (506339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4862 + ... + 4964.

It is an arithmetic number, because the mean of its divisors is an integer number (67860).

2⁵⁰⁶⁰³⁹ is an apocalyptic number.

506039 is a deficient number, since it is larger than the sum of its proper divisors (36841).

506039 is an equidigital number, since it uses as much as digits as its factorization.

506039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 506039 is about 711.3641823989. The cubic root of 506039 is about 79.6883185101.

The spelling of 506039 in words is "five hundred six thousand, thirty-nine".