44042443 has 2 divisors, whose sum is σ = 44042444. Its totient is φ = 44042442.

The previous prime is 44042429. The next prime is 44042459. The reversal of 44042443 is 34424044.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44042443 is a prime.

It is not a weakly prime, because it can be changed into another prime (44042423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22021221 + 22021222.

It is an arithmetic number, because the mean of its divisors is an integer number (22021222).

Almost surely, 2^44042443 is an apocalyptic number.

44042443 is a deficient number, since it is larger than the sum of its proper divisors (1).

44042443 is an equidigital number, since it uses as much as digits as its factorization.

44042443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 44042443 is about 6636.4480710693. The cubic root of 44042443 is about 353.1483111246.

Adding to 44042443 its reverse (34424044), we get a palindrome (78466487).

The spelling of 44042443 in words is "forty-four million, forty-two thousand, four hundred forty-three".