2244444019 has 2 divisors, whose sum is σ = 2244444020. Its totient is φ = 2244444018.

The previous prime is 2244444001. The next prime is 2244444043. The reversal of 2244444019 is 9104444422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2244444019 - 2⁹ = 2244443507 is a prime.

It is a super-2 number, since 2×2244444019² = 10075057908849744722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2244444079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122222009 + 1122222010.

It is an arithmetic number, because the mean of its divisors is an integer number (1122222010).

Almost surely, 2^2244444019 is an apocalyptic number.

2244444019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2244444019 is an equidigital number, since it uses as much as digits as its factorization.

2244444019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 2244444019 is about 47375.5635217144. The cubic root of 2244444019 is about 1309.2912311069.

The spelling of 2244444019 in words is "two billion, two hundred forty-four million, four hundred forty-four thousand, nineteen".