2002444049 has 2 divisors, whose sum is σ = 2002444050. Its totient is φ = 2002444048.

The previous prime is 2002444043. The next prime is 2002444091. The reversal of 2002444049 is 9404442002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1146296449 + 856147600 = 33857^2 + 29260^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002444049 - 2²⁴ = 1985666833 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002444043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001222024 + 1001222025.

It is an arithmetic number, because the mean of its divisors is an integer number (1001222025).

Almost surely, 2^2002444049 is an apocalyptic number.

It is an amenable number.

2002444049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002444049 is an equidigital number, since it uses as much as digits as its factorization.

2002444049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 2002444049 is about 44748.6765055683. The cubic root of 2002444049 is about 1260.4340591120.

The spelling of 2002444049 in words is "two billion, two million, four hundred forty-four thousand, forty-nine".