44405132 has 12 divisors (see below), whose sum is σ = 79604616. Its totient is φ = 21660960.

The previous prime is 44405131. The next prime is 44405159. The reversal of 44405132 is 23150444.

It is a junction number, because it is equal to n+sod(n) for n = 44405098 and 44405107.

It is not an unprimeable number, because it can be changed into a prime (44405131) 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 3 ways as a sum of consecutive naturals, for example, 135218 + ... + 135545.

It is an arithmetic number, because the mean of its divisors is an integer number (6633718).

Almost surely, 2^44405132 is an apocalyptic number.

It is an amenable number.

44405132 is a deficient number, since it is larger than the sum of its proper divisors (35199484).

44405132 is a wasteful number, since it uses less digits than its factorization.

44405132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270808 (or 270806 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 44405132 is about 6663.7175810504. The cubic root of 44405132 is about 354.1150529876.

Adding to 44405132 its reverse (23150444), we get a palindrome (67555576).

The spelling of 44405132 in words is "forty-four million, four hundred five thousand, one hundred thirty-two".