44216219 has 2 divisors, whose sum is σ = 44216220. Its totient is φ = 44216218.

The previous prime is 44216209. The next prime is 44216231. The reversal of 44216219 is 91261244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44216219 - 2²⁰ = 43167643 is a prime.

It is a super-2 number, since 2×44216219² = 3910148045311922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44216191 and 44216200.

It is not a weakly prime, because it can be changed into another prime (44216209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22108109 + 22108110.

It is an arithmetic number, because the mean of its divisors is an integer number (22108110).

Almost surely, 2^44216219 is an apocalyptic number.

44216219 is a deficient number, since it is larger than the sum of its proper divisors (1).

44216219 is an equidigital number, since it uses as much as digits as its factorization.

44216219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 44216219 is about 6649.5277275909. The cubic root of 44216219 is about 353.6121679567.

It can be divided in two parts, 442 and 16219, that added together give a palindrome (16661).

The spelling of 44216219 in words is "forty-four million, two hundred sixteen thousand, two hundred nineteen".