422226404406 has 64 divisors (see below), whose sum is σ = 995737881600. Its totient is φ = 132161321088.

The previous prime is 422226404381. The next prime is 422226404407. The reversal of 422226404406 is 604404622224.

422226404406 is a `hidden beast` number, since 4 + 2 + 2 + 2 + 2 + 640 + 4 + 4 + 0 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422226404407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120850 + ... + 926853.

It is an arithmetic number, because the mean of its divisors is an integer number (15558404400).

Almost surely, 2^422226404406 is an apocalyptic number.

422226404406 is an abundant number, since it is smaller than the sum of its proper divisors (573511477194).

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

422226404406 is a wasteful number, since it uses less digits than its factorization.

422226404406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048170 (or 1048164 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

The spelling of 422226404406 in words is "four hundred twenty-two billion, two hundred twenty-six million, four hundred four thousand, four hundred six".