24222143 has 6 divisors (see below), whose sum is σ = 26624472. Its totient is φ = 22020020.

The previous prime is 24222109. The next prime is 24222173. The reversal of 24222143 is 34122242.

It is a de Polignac number, because none of the positive numbers 2^k-24222143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24222173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99971 + ... + 100212.

It is an arithmetic number, because the mean of its divisors is an integer number (4437412).

Almost surely, 2^24222143 is an apocalyptic number.

24222143 is a deficient number, since it is larger than the sum of its proper divisors (2402329).

24222143 is a wasteful number, since it uses less digits than its factorization.

24222143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200205 (or 200194 counting only the distinct ones).

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

The square root of 24222143 is about 4921.5996383290. The cubic root of 24222143 is about 289.3371424118.

Adding to 24222143 its reverse (34122242), we get a palindrome (58344385).

Subtracting 24222143 from its reverse (34122242), we obtain a palindrome (9900099).

The spelling of 24222143 in words is "twenty-four million, two hundred twenty-two thousand, one hundred forty-three".