422016210 has 256 divisors, whose sum is σ = 1433272320. Its totient is φ = 85812480.

The previous prime is 422016187. The next prime is 422016223. The reversal of 422016210 is 12610224.

422016210 is a `hidden beast` number, since 42 + 2 + 0 + 1 + 621 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1101679 + ... + 1102061.

It is an arithmetic number, because the mean of its divisors is an integer number (5598720).

Almost surely, 2^422016210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422016210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (716636160).

422016210 is an abundant number, since it is smaller than the sum of its proper divisors (1011256110).

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

422016210 is a wasteful number, since it uses less digits than its factorization.

422016210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 422016210 is about 20543.0331256122. The cubic root of 422016210 is about 750.0836706653.

Adding to 422016210 its reverse (12610224), we get a palindrome (434626434).

The spelling of 422016210 in words is "four hundred twenty-two million, sixteen thousand, two hundred ten".