506486 has 4 divisors (see below), whose sum is σ = 759732. Its totient is φ = 253242.

The previous prime is 506479. The next prime is 506491. The reversal of 506486 is 684605.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 126620 + ... + 126623.

It is an arithmetic number, because the mean of its divisors is an integer number (189933).

2⁵⁰⁶⁴⁸⁶ is an apocalyptic number.

506486 is a deficient number, since it is larger than the sum of its proper divisors (253246).

506486 is a wasteful number, since it uses less digits than its factorization.

506486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253245.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 506486 is about 711.6782981095. The cubic root of 506486 is about 79.7117753288.

The spelling of 506486 in words is "five hundred six thousand, four hundred eighty-six".