44538418 has 8 divisors (see below), whose sum is σ = 67903020. Its totient is φ = 21904080.

The previous prime is 44538407. The next prime is 44538427. The reversal of 44538418 is 81483544.

44538418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38353249 + 6185169 = 6193^2 + 2487^2 .

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

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, 182413 + ... + 182656.

Almost surely, 2^44538418 is an apocalyptic number.

44538418 is a deficient number, since it is larger than the sum of its proper divisors (23364602).

44538418 is a wasteful number, since it uses less digits than its factorization.

44538418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365132.

The product of its digits is 61440, while the sum is 37.

The square root of 44538418 is about 6673.7109616764. The cubic root of 44538418 is about 354.4690018206.

The spelling of 44538418 in words is "forty-four million, five hundred thirty-eight thousand, four hundred eighteen".