44672219 has 2 divisors, whose sum is σ = 44672220. Its totient is φ = 44672218.

The previous prime is 44672213. The next prime is 44672261. The reversal of 44672219 is 91227644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44672219 - 2⁴ = 44672203 is a prime.

It is a super-2 number, since 2×44672219² = 3991214300767922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (44672213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22336109 + 22336110.

It is an arithmetic number, because the mean of its divisors is an integer number (22336110).

Almost surely, 2^44672219 is an apocalyptic number.

44672219 is a deficient number, since it is larger than the sum of its proper divisors (1).

44672219 is an equidigital number, since it uses as much as digits as its factorization.

44672219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 35.

The square root of 44672219 is about 6683.7279268384. The cubic root of 44672219 is about 354.8236087263.

The spelling of 44672219 in words is "forty-four million, six hundred seventy-two thousand, two hundred nineteen".