22424240443 has 4 divisors (see below), whose sum is σ = 24462807768. Its totient is φ = 20385673120.

The previous prime is 22424240429. The next prime is 22424240467. The reversal of 22424240443 is 34404242422.

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 22424240443 - 2²¹ = 22422143291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22424240243) 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, 1019283646 + ... + 1019283667.

It is an arithmetic number, because the mean of its divisors is an integer number (6115701942).

Almost surely, 2^22424240443 is an apocalyptic number.

22424240443 is a deficient number, since it is larger than the sum of its proper divisors (2038567325).

22424240443 is a wasteful number, since it uses less digits than its factorization.

22424240443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038567324.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 22424240443 its reverse (34404242422), we get a palindrome (56828482865).

The spelling of 22424240443 in words is "twenty-two billion, four hundred twenty-four million, two hundred forty thousand, four hundred forty-three".