44022443 has 4 divisors (see below), whose sum is σ = 44041008. Its totient is φ = 44003880.

The previous prime is 44022439. The next prime is 44022491. The reversal of 44022443 is 34422044.

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 44022443 - 2² = 44022439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44022743) 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, 5096 + ... + 10677.

It is an arithmetic number, because the mean of its divisors is an integer number (11010252).

Almost surely, 2^44022443 is an apocalyptic number.

44022443 is a deficient number, since it is larger than the sum of its proper divisors (18565).

44022443 is a wasteful number, since it uses less digits than its factorization.

44022443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18564.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 44022443 is about 6634.9410698212. The cubic root of 44022443 is about 353.0948472753.

Adding to 44022443 its reverse (34422044), we get a palindrome (78444487).

The spelling of 44022443 in words is "forty-four million, twenty-two thousand, four hundred forty-three".