422844404 has 6 divisors (see below), whose sum is σ = 739977714. Its totient is φ = 211422200.

The previous prime is 422844377. The next prime is 422844407. The reversal of 422844404 is 404448224.

It can be written as a sum of positive squares in only one way, i.e., 422220304 + 624100 = 20548^2 + 790^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422844407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52855547 + ... + 52855554.

It is an arithmetic number, because the mean of its divisors is an integer number (123329619).

Almost surely, 2^422844404 is an apocalyptic number.

It is an amenable number.

422844404 is a deficient number, since it is larger than the sum of its proper divisors (317133310).

422844404 is a wasteful number, since it uses less digits than its factorization.

422844404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105711105 (or 105711103 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

The square root of 422844404 is about 20563.1807850828. The cubic root of 422844404 is about 750.5740221823.

The spelling of 422844404 in words is "four hundred twenty-two million, eight hundred forty-four thousand, four hundred four".