44078918 has 12 divisors (see below), whose sum is σ = 71596188. Its totient is φ = 20343960.

The previous prime is 44078911. The next prime is 44078921. The reversal of 44078918 is 81987044.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44078911) 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 5 ways as a sum of consecutive naturals, for example, 64868 + ... + 65543.

It is an arithmetic number, because the mean of its divisors is an integer number (5966349).

Almost surely, 2^44078918 is an apocalyptic number.

44078918 is a deficient number, since it is larger than the sum of its proper divisors (27517270).

44078918 is a wasteful number, since it uses less digits than its factorization.

44078918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130439 (or 130426 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 44078918 is about 6639.1955838038. The cubic root of 44078918 is about 353.2457741584.

The spelling of 44078918 in words is "forty-four million, seventy-eight thousand, nine hundred eighteen".