284227 has 2 divisors, whose sum is σ = 284228. Its totient is φ = 284226.

The previous prime is 284201. The next prime is 284231. The reversal of 284227 is 722482.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-284227 is a prime.

284227 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (284237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142113 + 142114.

It is an arithmetic number, because the mean of its divisors is an integer number (142114).

2²⁸⁴²²⁷ is an apocalyptic number.

284227 is a deficient number, since it is larger than the sum of its proper divisors (1).

284227 is an equidigital number, since it uses as much as digits as its factorization.

284227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1792, while the sum is 25.

The square root of 284227 is about 533.1294401925. The cubic root of 284227 is about 65.7488927898.

The spelling of 284227 in words is "two hundred eighty-four thousand, two hundred twenty-seven".