24242123 has 4 divisors (see below), whose sum is σ = 24252120. Its totient is φ = 24232128.

The previous prime is 24242117. The next prime is 24242131. The reversal of 24242123 is 32124242.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24242123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24242095 and 24242104.

It is not an unprimeable number, because it can be changed into a prime (24241123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211 + ... + 7067.

It is an arithmetic number, because the mean of its divisors is an integer number (6063030).

Almost surely, 2^24242123 is an apocalyptic number.

24242123 is a deficient number, since it is larger than the sum of its proper divisors (9997).

24242123 is an equidigital number, since it uses as much as digits as its factorization.

24242123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996.

The product of its digits is 768, while the sum is 20.

The square root of 24242123 is about 4923.6290477655. The cubic root of 24242123 is about 289.4166752498.

Adding to 24242123 its reverse (32124242), we get a palindrome (56366365).

The spelling of 24242123 in words is "twenty-four million, two hundred forty-two thousand, one hundred twenty-three".