44222165 has 8 divisors (see below), whose sum is σ = 57148728. Its totient is φ = 32656320.

The previous prime is 44222161. The next prime is 44222207. The reversal of 44222165 is 56122244.

44222165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 252004 + 43970161 = 502^2 + 6631^2 .

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

It is not a de Polignac number, because 44222165 - 2² = 44222161 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340106 + ... + 340235.

It is an arithmetic number, because the mean of its divisors is an integer number (7143591).

Almost surely, 2^44222165 is an apocalyptic number.

It is an amenable number.

44222165 is a deficient number, since it is larger than the sum of its proper divisors (12926563).

44222165 is a wasteful number, since it uses less digits than its factorization.

44222165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680359.

The product of its digits is 3840, while the sum is 26.

The square root of 44222165 is about 6649.9748119824. The cubic root of 44222165 is about 353.6280179755.

The spelling of 44222165 in words is "forty-four million, two hundred twenty-two thousand, one hundred sixty-five".