440321772 has 24 divisors (see below), whose sum is σ = 1120819392. Its totient is φ = 133430800.

The previous prime is 440321771. The next prime is 440321801. The reversal of 440321772 is 277123044.

It is not an unprimeable number, because it can be changed into a prime (440321771) 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 7 ways as a sum of consecutive naturals, for example, 1667754 + ... + 1668017.

It is an arithmetic number, because the mean of its divisors is an integer number (46700808).

Almost surely, 2^440321772 is an apocalyptic number.

It is an amenable number.

440321772 is an abundant number, since it is smaller than the sum of its proper divisors (680497620).

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

440321772 is a wasteful number, since it uses less digits than its factorization.

440321772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335789 (or 3335787 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 440321772 is about 20983.8455007656. The cubic root of 440321772 is about 760.7758535837.

The spelling of 440321772 in words is "four hundred forty million, three hundred twenty-one thousand, seven hundred seventy-two".