285027 has 4 divisors (see below), whose sum is σ = 380040. Its totient is φ = 190016.

The previous prime is 285023. The next prime is 285031. The reversal of 285027 is 720582.

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

It is an interprime number because it is at equal distance from previous prime (285023) and next prime (285031).

It is a cyclic number.

It is not a de Polignac number, because 285027 - 2² = 285023 is a prime.

It is a D-number.

285027 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 284988 and 285006.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 285027.

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, 47502 + ... + 47507.

It is an arithmetic number, because the mean of its divisors is an integer number (95010).

2²⁸⁵⁰²⁷ is an apocalyptic number.

285027 is a deficient number, since it is larger than the sum of its proper divisors (95013).

285027 is an equidigital number, since it uses as much as digits as its factorization.

285027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95012.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 285027 is about 533.8791998196. The cubic root of 285027 is about 65.8105217482.

The spelling of 285027 in words is "two hundred eighty-five thousand, twenty-seven".