505782 has 12 divisors (see below), whose sum is σ = 1095900. Its totient is φ = 168588.

The previous prime is 505781. The next prime is 505811. The reversal of 505782 is 287505.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505781) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14032 + ... + 14067.

It is an arithmetic number, because the mean of its divisors is an integer number (91325).

2⁵⁰⁵⁷⁸² is an apocalyptic number.

505782 is an abundant number, since it is smaller than the sum of its proper divisors (590118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505782 is a wasteful number, since it uses less digits than its factorization.

505782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28107 (or 28104 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 505782 is about 711.1835206190. The cubic root of 505782 is about 79.6748258967.

It can be divided in two parts, 50 and 5782, that added together give a cube (5832 = 18³).

The spelling of 505782 in words is "five hundred five thousand, seven hundred eighty-two".