44189712 has 100 divisors (see below), whose sum is σ = 146198976. Its totient is φ = 12623040.

The previous prime is 44189701. The next prime is 44189713. The reversal of 44189712 is 21798144.

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 (44189713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6637 + ... + 11507.

Almost surely, 2^44189712 is an apocalyptic number.

44189712 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44189712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73099488).

44189712 is an abundant number, since it is smaller than the sum of its proper divisors (102009264).

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

44189712 is a wasteful number, since it uses less digits than its factorization.

44189712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4898 (or 4883 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 44189712 is about 6647.5342797161. The cubic root of 44189712 is about 353.5414919951.

The spelling of 44189712 in words is "forty-four million, one hundred eighty-nine thousand, seven hundred twelve".