44840418 has 64 divisors (see below), whose sum is σ = 109347840. Its totient is φ = 11973312.

The previous prime is 44840387. The next prime is 44840423. The reversal of 44840418 is 81404844.

It is a happy number.

44840418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 65896 + ... + 66572.

It is an arithmetic number, because the mean of its divisors is an integer number (1708560).

Almost surely, 2^44840418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44840418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54673920).

44840418 is an abundant number, since it is smaller than the sum of its proper divisors (64507422).

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

44840418 is a wasteful number, since it uses less digits than its factorization.

44840418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791.

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 44840418 is about 6696.2988284574. The cubic root of 44840418 is about 355.2683760452.

The spelling of 44840418 in words is "forty-four million, eight hundred forty thousand, four hundred eighteen".