404222420244 has 24 divisors (see below), whose sum is σ = 956106000640. Its totient is φ = 132895041984.

The previous prime is 404222420227. The next prime is 404222420257. The reversal of 404222420244 is 442024222404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230719684 + ... + 230721435.

Almost surely, 2^404222420244 is an apocalyptic number.

It is an amenable number.

404222420244 is an abundant number, since it is smaller than the sum of its proper divisors (551883580396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404222420244 is a wasteful number, since it uses less digits than its factorization.

404222420244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461441199 (or 461441197 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 404222420244 its reverse (442024222404), we get a palindrome (846246642648).

The spelling of 404222420244 in words is "four hundred four billion, two hundred twenty-two million, four hundred twenty thousand, two hundred forty-four".