444100219 has 2 divisors, whose sum is σ = 444100220. Its totient is φ = 444100218.

The previous prime is 444100207. The next prime is 444100249. The reversal of 444100219 is 912001444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444100219 - 2²⁷ = 309882491 is a prime.

It is a super-2 number, since 2×444100219² = 394450009031695922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444100193 and 444100202.

It is not a weakly prime, because it can be changed into another prime (444100249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222050109 + 222050110.

It is an arithmetic number, because the mean of its divisors is an integer number (222050110).

Almost surely, 2^444100219 is an apocalyptic number.

444100219 is a deficient number, since it is larger than the sum of its proper divisors (1).

444100219 is an equidigital number, since it uses as much as digits as its factorization.

444100219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 444100219 is about 21073.6854631552. The cubic root of 444100219 is about 762.9457575981.

The spelling of 444100219 in words is "four hundred forty-four million, one hundred thousand, two hundred nineteen".