440552012 has 48 divisors (see below), whose sum is σ = 826775040. Its totient is φ = 204809472.

The previous prime is 440551987. The next prime is 440552017. The reversal of 440552012 is 210255044.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (440552017) 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 15 ways as a sum of consecutive naturals, for example, 1307108 + ... + 1307444.

It is an arithmetic number, because the mean of its divisors is an integer number (17224480).

Almost surely, 2^440552012 is an apocalyptic number.

It is an amenable number.

440552012 is a deficient number, since it is larger than the sum of its proper divisors (386223028).

440552012 is a wasteful number, since it uses less digits than its factorization.

440552012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 440552012 is about 20989.3309088213. The cubic root of 440552012 is about 760.9084312594.

The spelling of 440552012 in words is "four hundred forty million, five hundred fifty-two thousand, twelve".