440024132 has 12 divisors (see below), whose sum is σ = 803522496. Its totient is φ = 210446280.

The previous prime is 440024131. The next prime is 440024149. The reversal of 440024132 is 231420044.

It is not an unprimeable number, because it can be changed into a prime (440024131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2391344 + ... + 2391527.

It is an arithmetic number, because the mean of its divisors is an integer number (66960208).

Almost surely, 2^440024132 is an apocalyptic number.

It is an amenable number.

440024132 is a deficient number, since it is larger than the sum of its proper divisors (363498364).

440024132 is a wasteful number, since it uses less digits than its factorization.

440024132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4782898 (or 4782896 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 440024132 is about 20976.7521794962. The cubic root of 440024132 is about 760.6043968752.

Adding to 440024132 its reverse (231420044), we get a palindrome (671444176).

The spelling of 440024132 in words is "four hundred forty million, twenty-four thousand, one hundred thirty-two".