4224442555 has 4 divisors (see below), whose sum is σ = 5069331072. Its totient is φ = 3379554040.

The previous prime is 4224442549. The next prime is 4224442559. The reversal of 4224442555 is 5552444224.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4224442555 - 2⁹ = 4224442043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4224442559) 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, 422444251 + ... + 422444260.

It is an arithmetic number, because the mean of its divisors is an integer number (1267332768).

Almost surely, 2^4224442555 is an apocalyptic number.

4224442555 is a deficient number, since it is larger than the sum of its proper divisors (844888517).

4224442555 is an equidigital number, since it uses as much as digits as its factorization.

4224442555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844888516.

The product of its digits is 256000, while the sum is 37.

The square root of 4224442555 is about 64995.7118200886. The cubic root of 4224442555 is about 1616.5524605380.

Adding to 4224442555 its reverse (5552444224), we get a palindrome (9776886779).

The spelling of 4224442555 in words is "four billion, two hundred twenty-four million, four hundred forty-two thousand, five hundred fifty-five".