44416491 has 24 divisors (see below), whose sum is σ = 70203024. Its totient is φ = 24897600.

The previous prime is 44416483. The next prime is 44416501. The reversal of 44416491 is 19461444.

It is not a de Polignac number, because 44416491 - 2³ = 44416483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44416451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4941 + ... + 10641.

It is an arithmetic number, because the mean of its divisors is an integer number (2925126).

Almost surely, 2^44416491 is an apocalyptic number.

44416491 is a deficient number, since it is larger than the sum of its proper divisors (25786533).

44416491 is a wasteful number, since it uses less digits than its factorization.

44416491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5771 (or 5764 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 44416491 is about 6664.5698285786. The cubic root of 44416491 is about 354.1452450681.

The spelling of 44416491 in words is "forty-four million, four hundred sixteen thousand, four hundred ninety-one".