440922 has 16 divisors (see below), whose sum is σ = 902880. Its totient is φ = 143472.

The previous prime is 440911. The next prime is 440939. The reversal of 440922 is 229044.

It is an unprimeable number.

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, 597 + ... + 1112.

It is an arithmetic number, because the mean of its divisors is an integer number (56430).

2⁴⁴⁰⁹²² is an apocalyptic number.

440922 is an abundant number, since it is smaller than the sum of its proper divisors (461958).

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

440922 is a wasteful number, since it uses less digits than its factorization.

440922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 440922 is about 664.0195780246. The cubic root of 440922 is about 76.1121382441.

Adding to 440922 its reverse (229044), we get a palindrome (669966).

The spelling of 440922 in words is "four hundred forty thousand, nine hundred twenty-two".