243024 has 40 divisors (see below), whose sum is σ = 645792. Its totient is φ = 78720.

The previous prime is 243011. The next prime is 243031. The reversal of 243024 is 420342.

It is a happy number.

243024 is nontrivially palindromic in base 11.

243024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 242994 and 243012.

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 243024.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887 + ... + 2969.

2²⁴³⁰²⁴ is an apocalyptic number.

243024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322896).

243024 is an abundant number, since it is smaller than the sum of its proper divisors (402768).

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

243024 is a wasteful number, since it uses less digits than its factorization.

243024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 243024 is about 492.9746443784. The cubic root of 243024 is about 62.4045690277.

Adding to 243024 its reverse (420342), we get a palindrome (663366).

The spelling of 243024 in words is "two hundred forty-three thousand, twenty-four", and thus it is an iban number.