444549229 has 2 divisors, whose sum is σ = 444549230. Its totient is φ = 444549228.

The previous prime is 444549223. The next prime is 444549257. The reversal of 444549229 is 922945444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334341225 + 110208004 = 18285^2 + 10498^2 .

It is a cyclic number.

It is not a de Polignac number, because 444549229 - 2¹⁵ = 444516461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444549223) 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, 222274614 + 222274615.

It is an arithmetic number, because the mean of its divisors is an integer number (222274615).

Almost surely, 2^444549229 is an apocalyptic number.

It is an amenable number.

444549229 is a deficient number, since it is larger than the sum of its proper divisors (1).

444549229 is an equidigital number, since it uses as much as digits as its factorization.

444549229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 43.

The square root of 444549229 is about 21084.3361052702. The cubic root of 444549229 is about 763.2027978428.

The spelling of 444549229 in words is "four hundred forty-four million, five hundred forty-nine thousand, two hundred twenty-nine".