284834 has 16 divisors (see below), whose sum is σ = 474336. Its totient is φ = 128260.

The previous prime is 284833. The next prime is 284839. The reversal of 284834 is 438482.

It is a super-2 number, since 2×284834² = 162260815112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 284797 and 284806.

It is not an unprimeable number, because it can be changed into a prime (284831) by changing a digit.

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, 2609 + ... + 2715.

It is an arithmetic number, because the mean of its divisors is an integer number (29646).

2²⁸⁴⁸³⁴ is an apocalyptic number.

284834 is a deficient number, since it is larger than the sum of its proper divisors (189502).

284834 is a wasteful number, since it uses less digits than its factorization.

284834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 120 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 284834 is about 533.6984167112. The cubic root of 284834 is about 65.7956643269.

It can be divided in two parts, 2848 and 34, that added together give a palindrome (2882).

The spelling of 284834 in words is "two hundred eighty-four thousand, eight hundred thirty-four".