404420204 has 6 divisors (see below), whose sum is σ = 707735364. Its totient is φ = 202210100.

The previous prime is 404420173. The next prime is 404420207. The reversal of 404420204 is 402024404.

It is not an unprimeable number, because it can be changed into a prime (404420207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50552522 + ... + 50552529.

It is an arithmetic number, because the mean of its divisors is an integer number (117955894).

Almost surely, 2^404420204 is an apocalyptic number.

It is an amenable number.

404420204 is a deficient number, since it is larger than the sum of its proper divisors (303315160).

404420204 is a wasteful number, since it uses less digits than its factorization.

404420204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101105055 (or 101105053 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 404420204 is about 20110.2014907857. The cubic root of 404420204 is about 739.5103919819.

Adding to 404420204 its reverse (402024404), we get a palindrome (806444608).

It can be divided in two parts, 40 and 4420204, that added together give a palindrome (4420244).

The spelling of 404420204 in words is "four hundred four million, four hundred twenty thousand, two hundred four".