44005219 has 2 divisors, whose sum is σ = 44005220. Its totient is φ = 44005218.

The previous prime is 44005193. The next prime is 44005237. The reversal of 44005219 is 91250044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44005219 - 2¹¹ = 44003171 is a prime.

It is a super-2 number, since 2×44005219² = 3872918598475922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44005193 and 44005202.

It is not a weakly prime, because it can be changed into another prime (44005289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22002609 + 22002610.

It is an arithmetic number, because the mean of its divisors is an integer number (22002610).

Almost surely, 2^44005219 is an apocalyptic number.

44005219 is a deficient number, since it is larger than the sum of its proper divisors (1).

44005219 is an equidigital number, since it uses as much as digits as its factorization.

44005219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 44005219 is about 6633.6429659728. The cubic root of 44005219 is about 353.0487912292.

The spelling of 44005219 in words is "forty-four million, five thousand, two hundred nineteen".