443226041 has 2 divisors, whose sum is σ = 443226042. Its totient is φ = 443226040.

The previous prime is 443226037. The next prime is 443226073. The reversal of 443226041 is 140622344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431808400 + 11417641 = 20780^2 + 3379^2 .

It is a cyclic number.

It is not a de Polignac number, because 443226041 - 2² = 443226037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 443226041.

It is not a weakly prime, because it can be changed into another prime (443226001) 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 as a sum of consecutive naturals, namely, 221613020 + 221613021.

It is an arithmetic number, because the mean of its divisors is an integer number (221613021).

Almost surely, 2^443226041 is an apocalyptic number.

It is an amenable number.

443226041 is a deficient number, since it is larger than the sum of its proper divisors (1).

443226041 is an equidigital number, since it uses as much as digits as its factorization.

443226041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 443226041 is about 21052.9342610478. The cubic root of 443226041 is about 762.4448282575. Note that the first 3 decimals are identical.

Adding to 443226041 its reverse (140622344), we get a palindrome (583848385).

The spelling of 443226041 in words is "four hundred forty-three million, two hundred twenty-six thousand, forty-one".