4444224457 has 2 divisors, whose sum is σ = 4444224458. Its totient is φ = 4444224456.

The previous prime is 4444224437. The next prime is 4444224461. The reversal of 4444224457 is 7544224444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3369105936 + 1075118521 = 58044^2 + 32789^2 .

It is a cyclic number.

It is not a de Polignac number, because 4444224457 - 2⁷ = 4444224329 is a prime.

It is a super-3 number, since 3×4444224457³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (4444224437) 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, 2222112228 + 2222112229.

It is an arithmetic number, because the mean of its divisors is an integer number (2222112229).

Almost surely, 2^4444224457 is an apocalyptic number.

It is an amenable number.

4444224457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444224457 is an equidigital number, since it uses as much as digits as its factorization.

4444224457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 573440, while the sum is 40.

The square root of 4444224457 is about 66665.0167404164. The cubic root of 4444224457 is about 1644.1142556548.

The spelling of 4444224457 in words is "four billion, four hundred forty-four million, two hundred twenty-four thousand, four hundred fifty-seven".