44991318 has 8 divisors (see below), whose sum is σ = 89982648. Its totient is φ = 14997104.

The previous prime is 44991283. The next prime is 44991341. The reversal of 44991318 is 81319944.

44991318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

44991318 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3749271 + ... + 3749282.

It is an arithmetic number, because the mean of its divisors is an integer number (11247831).

Almost surely, 2^44991318 is an apocalyptic number.

44991318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44991318 is a wasteful number, since it uses less digits than its factorization.

44991318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7498558.

The product of its digits is 31104, while the sum is 39.

The square root of 44991318 is about 6707.5567832110. The cubic root of 44991318 is about 355.6664542017. Note that the first 3 decimals are identical.

The spelling of 44991318 in words is "forty-four million, nine hundred ninety-one thousand, three hundred eighteen".