404402204 has 6 divisors (see below), whose sum is σ = 707703864. Its totient is φ = 202201100.

The previous prime is 404402203. The next prime is 404402227. The reversal of 404402204 is 402204404.

It is a super-2 number, since 2×404402204² = 327082285200115232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404402203) 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 as a sum of consecutive naturals, namely, 50550272 + ... + 50550279.

It is an arithmetic number, because the mean of its divisors is an integer number (117950644).

Almost surely, 2^404402204 is an apocalyptic number.

It is an amenable number.

404402204 is a deficient number, since it is larger than the sum of its proper divisors (303301660).

404402204 is a wasteful number, since it uses less digits than its factorization.

404402204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101100555 (or 101100553 counting only the distinct ones).

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

The square root of 404402204 is about 20109.7539517519. The cubic root of 404402204 is about 739.4994204030.

Adding to 404402204 its reverse (402204404), we get a palindrome (806606608).

The spelling of 404402204 in words is "four hundred four million, four hundred two thousand, two hundred four".