44118638 has 8 divisors (see below), whose sum is σ = 70070832. Its totient is φ = 20761696.

The previous prime is 44118637. The next prime is 44118643. The reversal of 44118638 is 83681144.

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

It is a junction number, because it is equal to n+sod(n) for n = 44118598 and 44118607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44118637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648770 + ... + 648837.

It is an arithmetic number, because the mean of its divisors is an integer number (8758854).

Almost surely, 2^44118638 is an apocalyptic number.

44118638 is a deficient number, since it is larger than the sum of its proper divisors (25952194).

44118638 is a wasteful number, since it uses less digits than its factorization.

44118638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297626.

The product of its digits is 18432, while the sum is 35.

The square root of 44118638 is about 6642.1862364737. The cubic root of 44118638 is about 353.3518468603.

The spelling of 44118638 in words is "forty-four million, one hundred eighteen thousand, six hundred thirty-eight".