44909889 has 8 divisors (see below), whose sum is σ = 60601632. Its totient is φ = 29579040.

The previous prime is 44909881. The next prime is 44909911. The reversal of 44909889 is 98890944.

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

It is not a de Polignac number, because 44909889 - 2³ = 44909881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44909881) 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, 89932 + ... + 90429.

It is an arithmetic number, because the mean of its divisors is an integer number (7575204).

Almost surely, 2^44909889 is an apocalyptic number.

It is an amenable number.

44909889 is a deficient number, since it is larger than the sum of its proper divisors (15691743).

44909889 is a wasteful number, since it uses less digits than its factorization.

44909889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180447.

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 44909889 is about 6701.4840893641. The cubic root of 44909889 is about 355.4517531222.

The spelling of 44909889 in words is "forty-four million, nine hundred nine thousand, eight hundred eighty-nine".