422866422 has 24 divisors (see below), whose sum is σ = 999502920. Its totient is φ = 128141280.

The previous prime is 422866417. The next prime is 422866441. The reversal of 422866422 is 224668224.

422866422 is a `hidden beast` number, since 4 + 2 + 2 + 8 + 6 + 642 + 2 = 666.

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 11 ways as a sum of consecutive naturals, for example, 1067647 + ... + 1068042.

It is an arithmetic number, because the mean of its divisors is an integer number (41645955).

Almost surely, 2^422866422 is an apocalyptic number.

422866422 is an abundant number, since it is smaller than the sum of its proper divisors (576636498).

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

422866422 is a wasteful number, since it uses less digits than its factorization.

422866422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135708 (or 2135705 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 422866422 is about 20563.7161524857. The cubic root of 422866422 is about 750.5870497103.

The spelling of 422866422 in words is "four hundred twenty-two million, eight hundred sixty-six thousand, four hundred twenty-two".