22424404043 has 4 divisors (see below), whose sum is σ = 22567234800. Its totient is φ = 22281573288.

The previous prime is 22424403977. The next prime is 22424404061. The reversal of 22424404043 is 34040442422.

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 22424404043 - 2²⁶ = 22357295179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22424403997 and 22424404015.

It is not an unprimeable number, because it can be changed into a prime (22424404073) 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, 71415143 + ... + 71415456.

It is an arithmetic number, because the mean of its divisors is an integer number (5641808700).

Almost surely, 2^22424404043 is an apocalyptic number.

22424404043 is a deficient number, since it is larger than the sum of its proper divisors (142830757).

22424404043 is a wasteful number, since it uses less digits than its factorization.

22424404043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142830756.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 22424404043 its reverse (34040442422), we get a palindrome (56464846465).

The spelling of 22424404043 in words is "twenty-two billion, four hundred twenty-four million, four hundred four thousand, forty-three".