284226 has 16 divisors (see below), whose sum is σ = 574464. Its totient is φ = 93744.

The previous prime is 284201. The next prime is 284227. The reversal of 284226 is 622482.

It is a d-powerful number, because it can be written as 2 + 8² + 2⁶ + 4³ + 2¹² + 6⁷ .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 284196 and 284205.

It is not an unprimeable number, because it can be changed into a prime (284227) by changing a digit.

284226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576 + ... + 948.

It is an arithmetic number, because the mean of its divisors is an integer number (35904).

2²⁸⁴²²⁶ is an apocalyptic number.

284226 is an abundant number, since it is smaller than the sum of its proper divisors (290238).

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

284226 is a wasteful number, since it uses less digits than its factorization.

284226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505.

The product of its digits is 1536, while the sum is 24.

The square root of 284226 is about 533.1285023332. The cubic root of 284226 is about 65.7488156813.

The spelling of 284226 in words is "two hundred eighty-four thousand, two hundred twenty-six".