284423 has 2 divisors, whose sum is σ = 284424. Its totient is φ = 284422.

The previous prime is 284413. The next prime is 284429. The reversal of 284423 is 324482.

284423 is nontrivially palindromic in base 13.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 284423 - 2⁴ = 284407 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 8³ + 4 + 4⁹ + 2¹¹ + 3⁹ .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 284423.

It is not a weakly prime, because it can be changed into another prime (284429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142211 + 142212.

It is an arithmetic number, because the mean of its divisors is an integer number (142212).

2²⁸⁴⁴²³ is an apocalyptic number.

284423 is a deficient number, since it is larger than the sum of its proper divisors (1).

284423 is an equidigital number, since it uses as much as digits as its factorization.

284423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 23.

The square root of 284423 is about 533.3132287877. The cubic root of 284423 is about 65.7640025693.

It can be divided in two parts, 284 and 423, that added together give a palindrome (707).

The spelling of 284423 in words is "two hundred eighty-four thousand, four hundred twenty-three".