440424132 has 24 divisors (see below), whose sum is σ = 1052722272. Its totient is φ = 143227200.

The previous prime is 440424109. The next prime is 440424133. The reversal of 440424132 is 231424044.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (440424133) 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 7 ways as a sum of consecutive naturals, for example, 447094 + ... + 448077.

It is an arithmetic number, because the mean of its divisors is an integer number (43863428).

Almost surely, 2^440424132 is an apocalyptic number.

It is an amenable number.

440424132 is an abundant number, since it is smaller than the sum of its proper divisors (612298140).

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

440424132 is a wasteful number, since it uses less digits than its factorization.

440424132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895219 (or 895217 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 440424132 is about 20986.2843781361. The cubic root of 440424132 is about 760.8348006142.

Adding to 440424132 its reverse (231424044), we get a palindrome (671848176).

The spelling of 440424132 in words is "four hundred forty million, four hundred twenty-four thousand, one hundred thirty-two".