44487918 has 12 divisors (see below), whose sum is σ = 96390528. Its totient is φ = 14829300.

The previous prime is 44487913. The next prime is 44487931. The reversal of 44487918 is 81978444.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44487913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1235758 + ... + 1235793.

It is an arithmetic number, because the mean of its divisors is an integer number (8032544).

Almost surely, 2^44487918 is an apocalyptic number.

44487918 is an abundant number, since it is smaller than the sum of its proper divisors (51902610).

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

44487918 is a wasteful number, since it uses less digits than its factorization.

44487918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471559 (or 2471556 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 44487918 is about 6669.9263864004. The cubic root of 44487918 is about 354.3349792902.

The spelling of 44487918 in words is "forty-four million, four hundred eighty-seven thousand, nine hundred eighteen".