444342419 has 2 divisors, whose sum is σ = 444342420. Its totient is φ = 444342418.

The previous prime is 444342403. The next prime is 444342421. The reversal of 444342419 is 914243444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444342419 - 2⁴ = 444342403 is a prime.

It is a super-2 number, since 2×444342419² = 394880370645543122, which contains 22 as substring.

Together with 444342421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (444342449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222171209 + 222171210.

It is an arithmetic number, because the mean of its divisors is an integer number (222171210).

Almost surely, 2^444342419 is an apocalyptic number.

444342419 is a deficient number, since it is larger than the sum of its proper divisors (1).

444342419 is an equidigital number, since it uses as much as digits as its factorization.

444342419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 35.

The square root of 444342419 is about 21079.4311830277. The cubic root of 444342419 is about 763.0844289103.

The spelling of 444342419 in words is "four hundred forty-four million, three hundred forty-two thousand, four hundred nineteen".