44456491 has 2 divisors, whose sum is σ = 44456492. Its totient is φ = 44456490.

The previous prime is 44456473. The next prime is 44456519. The reversal of 44456491 is 19465444.

44456491 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 is a cyclic number.

It is not a de Polignac number, because 44456491 - 2⁵ = 44456459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44456491.

It is not a weakly prime, because it can be changed into another prime (44456791) 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, 22228245 + 22228246.

It is an arithmetic number, because the mean of its divisors is an integer number (22228246).

Almost surely, 2^44456491 is an apocalyptic number.

44456491 is a deficient number, since it is larger than the sum of its proper divisors (1).

44456491 is an equidigital number, since it uses as much as digits as its factorization.

44456491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 44456491 is about 6667.5700971193. The cubic root of 44456491 is about 354.2515236085.

The spelling of 44456491 in words is "forty-four million, four hundred fifty-six thousand, four hundred ninety-one".