44181936 has 100 divisors (see below), whose sum is σ = 129904632. Its totient is φ = 14494464.

The previous prime is 44181931. The next prime is 44181937. The reversal of 44181936 is 63918144.

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 self number, because there is not a number n which added to its sum of digits gives 44181936.

It is not an unprimeable number, because it can be changed into a prime (44181931) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94375 + ... + 94841.

Almost surely, 2^44181936 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 44181936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64952316).

44181936 is an abundant number, since it is smaller than the sum of its proper divisors (85722696).

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

44181936 is a wasteful number, since it uses less digits than its factorization.

44181936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 545 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 44181936 is about 6646.9493754654. The cubic root of 44181936 is about 353.5207533828.

The spelling of 44181936 in words is "forty-four million, one hundred eighty-one thousand, nine hundred thirty-six".