44386009 has 2 divisors, whose sum is σ = 44386010. Its totient is φ = 44386008.

The previous prime is 44386007. The next prime is 44386039. The reversal of 44386009 is 90068344.

44386009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43930384 + 455625 = 6628^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 44386009 - 2¹ = 44386007 is a prime.

It is a super-3 number, since 3×44386009³ (a number of 24 digits) contains 333 as substring.

Together with 44386007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (44386007) 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 as a sum of consecutive naturals, namely, 22193004 + 22193005.

It is an arithmetic number, because the mean of its divisors is an integer number (22193005).

Almost surely, 2^44386009 is an apocalyptic number.

It is an amenable number.

44386009 is a deficient number, since it is larger than the sum of its proper divisors (1).

44386009 is an equidigital number, since it uses as much as digits as its factorization.

44386009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 44386009 is about 6662.2825668085. The cubic root of 44386009 is about 354.0642126593.

The spelling of 44386009 in words is "forty-four million, three hundred eighty-six thousand, nine".