24142223 has 4 divisors (see below), whose sum is σ = 27591120. Its totient is φ = 20693328.

The previous prime is 24142219. The next prime is 24142231. The reversal of 24142223 is 32224142.

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 24142223 - 2² = 24142219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24142195 and 24142204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24142213) 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, 1724438 + ... + 1724451.

It is an arithmetic number, because the mean of its divisors is an integer number (6897780).

Almost surely, 2^24142223 is an apocalyptic number.

24142223 is a deficient number, since it is larger than the sum of its proper divisors (3448897).

24142223 is an equidigital number, since it uses as much as digits as its factorization.

24142223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448896.

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

The square root of 24142223 is about 4913.4736185310. The cubic root of 24142223 is about 289.0185729773.

Adding to 24142223 its reverse (32224142), we get a palindrome (56366365).

The spelling of 24142223 in words is "twenty-four million, one hundred forty-two thousand, two hundred twenty-three".