285063 has 4 divisors (see below), whose sum is σ = 380088. Its totient is φ = 190040.

The previous prime is 285049. The next prime is 285071. The reversal of 285063 is 360582.

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 285063 - 2⁵ = 285031 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285023) 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, 47508 + ... + 47513.

It is an arithmetic number, because the mean of its divisors is an integer number (95022).

2²⁸⁵⁰⁶³ is an apocalyptic number.

285063 is a deficient number, since it is larger than the sum of its proper divisors (95025).

285063 is an equidigital number, since it uses as much as digits as its factorization.

285063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95024.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 285063 is about 533.9129142473. The cubic root of 285063 is about 65.8132923384.

The spelling of 285063 in words is "two hundred eighty-five thousand, sixty-three".