44340012 has 72 divisors (see below), whose sum is σ = 121002336. Its totient is φ = 13638144.

The previous prime is 44339993. The next prime is 44340017. The reversal of 44340012 is 21004344.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (44340017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31753 + ... + 33119.

It is an arithmetic number, because the mean of its divisors is an integer number (1680588).

Almost surely, 2^44340012 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 44340012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60501168).

44340012 is an abundant number, since it is smaller than the sum of its proper divisors (76662324).

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

44340012 is a wasteful number, since it uses less digits than its factorization.

44340012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447 (or 1442 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44340012 is about 6658.8296268939. The cubic root of 44340012 is about 353.9418653937.

Adding to 44340012 its reverse (21004344), we get a palindrome (65344356).

The spelling of 44340012 in words is "forty-four million, three hundred forty thousand, twelve".