44540641 has 2 divisors, whose sum is σ = 44540642. Its totient is φ = 44540640.

The previous prime is 44540633. The next prime is 44540651. The reversal of 44540641 is 14604544.

44540641 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., 24960016 + 19580625 = 4996^2 + 4425^2 .

It is a cyclic number.

It is not a de Polignac number, because 44540641 - 2³ = 44540633 is a prime.

It is not a weakly prime, because it can be changed into another prime (44540651) 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, 22270320 + 22270321.

It is an arithmetic number, because the mean of its divisors is an integer number (22270321).

Almost surely, 2^44540641 is an apocalyptic number.

It is an amenable number.

44540641 is a deficient number, since it is larger than the sum of its proper divisors (1).

44540641 is an equidigital number, since it uses as much as digits as its factorization.

44540641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 44540641 is about 6673.8775086152. The cubic root of 44540641 is about 354.4748991374.

The spelling of 44540641 in words is "forty-four million, five hundred forty thousand, six hundred forty-one".