44213305 has 4 divisors (see below), whose sum is σ = 53055972. Its totient is φ = 35370640.

The previous prime is 44213297. The next prime is 44213317. The reversal of 44213305 is 50331244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22581504 + 21631801 = 4752^2 + 4651^2 .

It is not a de Polignac number, because 44213305 - 2³ = 44213297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4421326 + ... + 4421335.

It is an arithmetic number, because the mean of its divisors is an integer number (13263993).

Almost surely, 2^44213305 is an apocalyptic number.

It is an amenable number.

44213305 is a deficient number, since it is larger than the sum of its proper divisors (8842667).

44213305 is an equidigital number, since it uses as much as digits as its factorization.

44213305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8842666.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 44213305 is about 6649.3086106752. The cubic root of 44213305 is about 353.6043997025.

Adding to 44213305 its reverse (50331244), we get a palindrome (94544549).

The spelling of 44213305 in words is "forty-four million, two hundred thirteen thousand, three hundred five".