284463 has 6 divisors (see below), whose sum is σ = 410904. Its totient is φ = 189636.

The previous prime is 284447. The next prime is 284467. The reversal of 284463 is 364482.

It is not a de Polignac number, because 284463 - 2⁴ = 284447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (284467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15795 + ... + 15812.

It is an arithmetic number, because the mean of its divisors is an integer number (68484).

2²⁸⁴⁴⁶³ is an apocalyptic number.

284463 is a deficient number, since it is larger than the sum of its proper divisors (126441).

284463 is a wasteful number, since it uses less digits than its factorization.

284463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31613 (or 31610 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 284463 is about 533.3507288830. The cubic root of 284463 is about 65.7670853449.

It can be divided in two parts, 284 and 463, that added together give a palindrome (747).

The spelling of 284463 in words is "two hundred eighty-four thousand, four hundred sixty-three".