2442445441 has 2 divisors, whose sum is σ = 2442445442. Its totient is φ = 2442445440.

The previous prime is 2442445433. The next prime is 2442445457. The reversal of 2442445441 is 1445442442.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2439964816 + 2480625 = 49396^2 + 1575^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442445441 - 2³ = 2442445433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2442445397 and 2442445406.

It is not a weakly prime, because it can be changed into another prime (2442445241) 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, 1221222720 + 1221222721.

It is an arithmetic number, because the mean of its divisors is an integer number (1221222721).

Almost surely, 2^2442445441 is an apocalyptic number.

It is an amenable number.

2442445441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442445441 is an equidigital number, since it uses as much as digits as its factorization.

2442445441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81920, while the sum is 34.

The square root of 2442445441 is about 49421.1031948903. The cubic root of 2442445441 is about 1346.7127043359.

Adding to 2442445441 its reverse (1445442442), we get a palindrome (3887887883).

Subtracting from 2442445441 its reverse (1445442442), we obtain a cube (997002999 = 999³).

The spelling of 2442445441 in words is "two billion, four hundred forty-two million, four hundred forty-five thousand, four hundred forty-one".