4442004481 has 2 divisors, whose sum is σ = 4442004482. Its totient is φ = 4442004480.

The previous prime is 4442004403. The next prime is 4442004551. The reversal of 4442004481 is 1844002444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3492810000 + 949194481 = 59100^2 + 30809^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442004481 - 2¹³ = 4441996289 is a prime.

It is a super-2 number, since 2×4442004481² = 39462807618448158722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4442005481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221002240 + 2221002241.

It is an arithmetic number, because the mean of its divisors is an integer number (2221002241).

Almost surely, 2^4442004481 is an apocalyptic number.

It is an amenable number.

4442004481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442004481 is an equidigital number, since it uses as much as digits as its factorization.

4442004481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16384, while the sum is 31.

The square root of 4442004481 is about 66648.3644285439. The cubic root of 4442004481 is about 1643.8404544458.

The spelling of 4442004481 in words is "four billion, four hundred forty-two million, four thousand, four hundred eighty-one".