422351144 has 16 divisors (see below), whose sum is σ = 801450720. Its totient is φ = 208630960.

The previous prime is 422351141. The next prime is 422351159. The reversal of 422351144 is 441153224.

It is not an unprimeable number, because it can be changed into a prime (422351141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317372 + ... + 318699.

It is an arithmetic number, because the mean of its divisors is an integer number (50090670).

Almost surely, 2^422351144 is an apocalyptic number.

It is an amenable number.

422351144 is a deficient number, since it is larger than the sum of its proper divisors (379099576).

422351144 is a wasteful number, since it uses less digits than its factorization.

422351144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636160 (or 636156 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 422351144 is about 20551.1835182308. The cubic root of 422351144 is about 750.2820533220.

The spelling of 422351144 in words is "four hundred twenty-two million, three hundred fifty-one thousand, one hundred forty-four".