422066868 has 24 divisors (see below), whose sum is σ = 991099872. Its totient is φ = 139792224.

The previous prime is 422066831. The next prime is 422066903. The reversal of 422066868 is 868660224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110130 + ... + 113897.

It is an arithmetic number, because the mean of its divisors is an integer number (41295828).

Almost surely, 2^422066868 is an apocalyptic number.

It is an amenable number.

422066868 is an abundant number, since it is smaller than the sum of its proper divisors (569033004).

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

422066868 is a wasteful number, since it uses less digits than its factorization.

422066868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224191 (or 224189 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 422066868 is about 20544.2660613613. The cubic root of 422066868 is about 750.1136823231.

The spelling of 422066868 in words is "four hundred twenty-two million, sixty-six thousand, eight hundred sixty-eight".