44999809 has 8 divisors (see below), whose sum is σ = 48263040. Its totient is φ = 41826096.

The previous prime is 44999797. The next prime is 44999827. The reversal of 44999809 is 90899944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44999809 - 2⁵ = 44999777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44999849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21337 + ... + 23350.

It is an arithmetic number, because the mean of its divisors is an integer number (6032880).

Almost surely, 2^44999809 is an apocalyptic number.

It is an amenable number.

44999809 is a deficient number, since it is larger than the sum of its proper divisors (3263231).

44999809 is a wasteful number, since it uses less digits than its factorization.

44999809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44759.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 44999809 is about 6708.1896961848. The cubic root of 44999809 is about 355.6888272138.

The spelling of 44999809 in words is "forty-four million, nine hundred ninety-nine thousand, eight hundred nine".