585215 has 4 divisors (see below), whose sum is σ = 702264. Its totient is φ = 468168.

The previous prime is 585199. The next prime is 585217. The reversal of 585215 is 512585.

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

It is a cyclic number.

It is not a de Polignac number, because 585215 - 2⁴ = 585199 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 (585217) 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, 58517 + ... + 58526.

It is an arithmetic number, because the mean of its divisors is an integer number (175566).

2⁵⁸⁵²¹⁵ is an apocalyptic number.

585215 is a deficient number, since it is larger than the sum of its proper divisors (117049).

585215 is a wasteful number, since it uses less digits than its factorization.

585215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117048.

The product of its digits is 2000, while the sum is 26.

The square root of 585215 is about 764.9934640244. The cubic root of 585215 is about 83.6447106365.

The spelling of 585215 in words is "five hundred eighty-five thousand, two hundred fifteen".