422944 has 12 divisors (see below), whose sum is σ = 832734. Its totient is φ = 211456.

The previous prime is 422927. The next prime is 422969. The reversal of 422944 is 449224.

It can be written as a sum of positive squares in only one way, i.e., 374544 + 48400 = 612^2 + 220^2 .

It is an unprimeable number.

422944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6577 + ... + 6640.

2⁴²²⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

422944 is a deficient number, since it is larger than the sum of its proper divisors (409790).

422944 is a wasteful number, since it uses less digits than its factorization.

422944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13227 (or 13219 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 422944 is about 650.3414487790. The cubic root of 422944 is about 75.0632947168.

The spelling of 422944 in words is "four hundred twenty-two thousand, nine hundred forty-four".