44544219 has 8 divisors (see below), whose sum is σ = 59584512. Its totient is φ = 29600040.

The previous prime is 44544209. The next prime is 44544223. The reversal of 44544219 is 91244544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44544219 - 2⁵ = 44544187 is a prime.

It is a super-2 number, since 2×44544219² = 3968374892639922, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 44544219.

It is not an unprimeable number, because it can be changed into a prime (44544209) by changing a digit.

It is a Zeisel number, with parameters (154, -151).

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22939 + ... + 24804.

It is an arithmetic number, because the mean of its divisors is an integer number (7448064).

Almost surely, 2^44544219 is an apocalyptic number.

44544219 is a deficient number, since it is larger than the sum of its proper divisors (15040293).

44544219 is a wasteful number, since it uses less digits than its factorization.

44544219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48057.

The product of its digits is 23040, while the sum is 33.

The square root of 44544219 is about 6674.1455632912. The cubic root of 44544219 is about 354.4843906729.

The spelling of 44544219 in words is "forty-four million, five hundred forty-four thousand, two hundred nineteen".