44418816 has 108 divisors (see below), whose sum is σ = 138014968. Its totient is φ = 13658112.

The previous prime is 44418811. The next prime is 44418817. The reversal of 44418816 is 61881444.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44418811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29211 + ... + 30693.

Almost surely, 2^44418816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44418816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69007484).

44418816 is an abundant number, since it is smaller than the sum of its proper divisors (93596152).

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

44418816 is a wasteful number, since it uses less digits than its factorization.

44418816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1501 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 44418816 is about 6664.7442561587. The cubic root of 44418816 is about 354.1514242544.

The spelling of 44418816 in words is "forty-four million, four hundred eighteen thousand, eight hundred sixteen".