223634444 has 12 divisors (see below), whose sum is σ = 426938568. Its totient is φ = 101652000.

The previous prime is 223634441. The next prime is 223634447. The reversal of 223634444 is 444436322.

223634444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223634441) and next prime (223634447).

It is a self number, because there is not a number n which added to its sum of digits gives 223634444.

It is not an unprimeable number, because it can be changed into a prime (223634441) 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 3 ways as a sum of consecutive naturals, for example, 2541257 + ... + 2541344.

It is an arithmetic number, because the mean of its divisors is an integer number (35578214).

Almost surely, 2^223634444 is an apocalyptic number.

It is an amenable number.

223634444 is a deficient number, since it is larger than the sum of its proper divisors (203304124).

223634444 is a wasteful number, since it uses less digits than its factorization.

223634444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5082616 (or 5082614 counting only the distinct ones).

The product of its digits is 55296, while the sum is 32.

The square root of 223634444 is about 14954.4121917246. The cubic root of 223634444 is about 606.9872444614.

The spelling of 223634444 in words is "two hundred twenty-three million, six hundred thirty-four thousand, four hundred forty-four".