404223112 has 32 divisors (see below), whose sum is σ = 785453400. Its totient is φ = 194793984.

The previous prime is 404223107. The next prime is 404223151. The reversal of 404223112 is 211322404.

It can be written as a sum of positive squares in 4 ways, for example, as 398960676 + 5262436 = 19974^2 + 2294^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 404223112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168868 + ... + 171244.

Almost surely, 2^404223112 is an apocalyptic number.

It is an amenable number.

404223112 is a deficient number, since it is larger than the sum of its proper divisors (381230288).

404223112 is a wasteful number, since it uses less digits than its factorization.

404223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145 (or 3141 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 404223112 is about 20105.3005946193. The cubic root of 404223112 is about 739.3902403308.

Adding to 404223112 its reverse (211322404), we get a palindrome (615545516).

It can be divided in two parts, 40422 and 3112, that added together give a palindrome (43534).

The spelling of 404223112 in words is "four hundred four million, two hundred twenty-three thousand, one hundred twelve".