441944999 has 2 divisors, whose sum is σ = 441945000. Its totient is φ = 441944998.

The previous prime is 441944957. The next prime is 441945011. The reversal of 441944999 is 999449144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441944999 - 2⁸ = 441944743 is a prime.

It is a super-2 number, since 2×441944999² = 390630764282220002, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 441944999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441944929) 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, 220972499 + 220972500.

It is an arithmetic number, because the mean of its divisors is an integer number (220972500).

Almost surely, 2^441944999 is an apocalyptic number.

441944999 is a deficient number, since it is larger than the sum of its proper divisors (1).

441944999 is an equidigital number, since it uses as much as digits as its factorization.

441944999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The square root of 441944999 is about 21022.4879355418. The cubic root of 441944999 is about 761.7095628255.

The spelling of 441944999 in words is "four hundred forty-one million, nine hundred forty-four thousand, nine hundred ninety-nine".