44897491 has 2 divisors, whose sum is σ = 44897492. Its totient is φ = 44897490.

The previous prime is 44897467. The next prime is 44897497. The reversal of 44897491 is 19479844.

44897491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44897491 - 2¹¹ = 44895443 is a prime.

It is not a weakly prime, because it can be changed into another prime (44897497) 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, 22448745 + 22448746.

It is an arithmetic number, because the mean of its divisors is an integer number (22448746).

Almost surely, 2^44897491 is an apocalyptic number.

44897491 is a deficient number, since it is larger than the sum of its proper divisors (1).

44897491 is an equidigital number, since it uses as much as digits as its factorization.

44897491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 46.

The square root of 44897491 is about 6700.5590065307. The cubic root of 44897491 is about 355.4190409770.

The spelling of 44897491 in words is "forty-four million, eight hundred ninety-seven thousand, four hundred ninety-one".