585228 has 24 divisors (see below), whose sum is σ = 1560832. Its totient is φ = 167184.

The previous prime is 585217. The next prime is 585251. The reversal of 585228 is 822585.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 585195 and 585204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3400 + ... + 3567.

2⁵⁸⁵²²⁸ is an apocalyptic number.

It is an amenable number.

585228 is an abundant number, since it is smaller than the sum of its proper divisors (975604).

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

585228 is a wasteful number, since it uses less digits than its factorization.

585228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6981 (or 6979 counting only the distinct ones).

The product of its digits is 6400, while the sum is 30.

The square root of 585228 is about 765.0019607818. The cubic root of 585228 is about 83.6453299948.

The spelling of 585228 in words is "five hundred eighty-five thousand, two hundred twenty-eight".