44005332 has 72 divisors (see below), whose sum is σ = 121334304. Its totient is φ = 12374208.

The previous prime is 44005331. The next prime is 44005363. The reversal of 44005332 is 23350044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 44005299 and 44005308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44005331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38838 + ... + 39954.

Almost surely, 2^44005332 is an apocalyptic number.

44005332 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 44005332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60667152).

44005332 is an abundant number, since it is smaller than the sum of its proper divisors (77328972).

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

44005332 is a wasteful number, since it uses less digits than its factorization.

44005332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205 (or 1196 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 44005332 is about 6633.6514831577. The cubic root of 44005332 is about 353.0490934243.

Adding to 44005332 its reverse (23350044), we get a palindrome (67355376).

The spelling of 44005332 in words is "forty-four million, five thousand, three hundred thirty-two".