404102223 has 64 divisors (see below), whose sum is σ = 729630720. Its totient is φ = 215778816.

The previous prime is 404102221. The next prime is 404102227. The reversal of 404102223 is 322201404.

It is not a de Polignac number, because 404102223 - 2¹ = 404102221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404102196 and 404102205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404102221) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 555486 + ... + 556212.

It is an arithmetic number, because the mean of its divisors is an integer number (11400480).

Almost surely, 2^404102223 is an apocalyptic number.

404102223 is a deficient number, since it is larger than the sum of its proper divisors (325528497).

404102223 is a wasteful number, since it uses less digits than its factorization.

404102223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 404102223 is about 20102.2939735743. The cubic root of 404102223 is about 739.3165243918.

Adding to 404102223 its reverse (322201404), we get a palindrome (726303627).

The spelling of 404102223 in words is "four hundred four million, one hundred two thousand, two hundred twenty-three".