422202210 has 64 divisors (see below), whose sum is σ = 1032238080. Its totient is φ = 110496960.

The previous prime is 422202203. The next prime is 422202217. The reversal of 422202210 is 12202224.

It is an interprime number because it is at equal distance from previous prime (422202203) and next prime (422202217).

It is a super-2 number, since 2×422202210² = 356509412257768200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 422202210.

It is not an unprimeable number, because it can be changed into a prime (422202217) 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 31 ways as a sum of consecutive naturals, for example, 807009 + ... + 807531.

It is an arithmetic number, because the mean of its divisors is an integer number (16128720).

Almost surely, 2^422202210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422202210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516119040).

422202210 is an abundant number, since it is smaller than the sum of its proper divisors (610035870).

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

422202210 is a wasteful number, since it uses less digits than its factorization.

422202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 422202210 is about 20547.5597091236. The cubic root of 422202210 is about 750.1938521130.

Adding to 422202210 its reverse (12202224), we get a palindrome (434404434).

The spelling of 422202210 in words is "four hundred twenty-two million, two hundred two thousand, two hundred ten".