422918816 has 24 divisors (see below), whose sum is σ = 837617760. Its totient is φ = 210190528.

The previous prime is 422918767. The next prime is 422918819. The reversal of 422918816 is 618819224.

It is not an unprimeable number, because it can be changed into a prime (422918819) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 34226 + ... + 44913.

It is an arithmetic number, because the mean of its divisors is an integer number (34900740).

Almost surely, 2^422918816 is an apocalyptic number.

It is an amenable number.

422918816 is a deficient number, since it is larger than the sum of its proper divisors (414698944).

422918816 is a wasteful number, since it uses less digits than its factorization.

422918816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79316 (or 79308 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 422918816 is about 20564.9900559178. The cubic root of 422918816 is about 750.6180481783.

The spelling of 422918816 in words is "four hundred twenty-two million, nine hundred eighteen thousand, eight hundred sixteen".