422910216 has 24 divisors (see below), whose sum is σ = 1145382030. Its totient is φ = 140970048.

The previous prime is 422910199. The next prime is 422910217. The reversal of 422910216 is 612019224.

It can be written as a sum of positive squares in only one way, i.e., 401842116 + 21068100 = 20046^2 + 4590^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 422910216.

It is not an unprimeable number, because it can be changed into a prime (422910217) 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 5 ways as a sum of consecutive naturals, for example, 2936805 + ... + 2936948.

Almost surely, 2^422910216 is an apocalyptic number.

It is an amenable number.

422910216 is an abundant number, since it is smaller than the sum of its proper divisors (722471814).

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

422910216 is a wasteful number, since it uses less digits than its factorization.

422910216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5873765 (or 5873758 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 422910216 is about 20564.7809616344. The cubic root of 422910216 is about 750.6129602365.

The spelling of 422910216 in words is "four hundred twenty-two million, nine hundred ten thousand, two hundred sixteen".