404143204 has 6 divisors (see below), whose sum is σ = 707250614. Its totient is φ = 202071600.

The previous prime is 404143171. The next prime is 404143211. The reversal of 404143204 is 402341404.

It can be written as a sum of positive squares in only one way, i.e., 380640100 + 23503104 = 19510^2 + 4848^2 .

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 as a sum of consecutive naturals, namely, 50517897 + ... + 50517904.

Almost surely, 2^404143204 is an apocalyptic number.

It is an amenable number.

404143204 is a deficient number, since it is larger than the sum of its proper divisors (303107410).

404143204 is a wasteful number, since it uses less digits than its factorization.

404143204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101035805 (or 101035803 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 404143204 is about 20103.3132592615. The cubic root of 404143204 is about 739.3415155159.

Adding to 404143204 its reverse (402341404), we get a palindrome (806484608).

The spelling of 404143204 in words is "four hundred four million, one hundred forty-three thousand, two hundred four".