24040423 has 4 divisors (see below), whose sum is σ = 26225928. Its totient is φ = 21854920.

The previous prime is 24040421. The next prime is 24040441. The reversal of 24040423 is 32404042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 24040423 - 2¹ = 24040421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24040423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24040421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092736 + ... + 1092757.

It is an arithmetic number, because the mean of its divisors is an integer number (6556482).

Almost surely, 2^24040423 is an apocalyptic number.

24040423 is a deficient number, since it is larger than the sum of its proper divisors (2185505).

24040423 is a wasteful number, since it uses less digits than its factorization.

24040423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185504.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 24040423 is about 4903.1034049875. The cubic root of 24040423 is about 288.6117678213.

Adding to 24040423 its reverse (32404042), we get a palindrome (56444465).

The spelling of 24040423 in words is "twenty-four million, forty thousand, four hundred twenty-three".