422214312 has 128 divisors (see below), whose sum is σ = 1256290560. Its totient is φ = 116920320.

The previous prime is 422214263. The next prime is 422214313. The reversal of 422214312 is 213412224.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (422214313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120262 + ... + 123722.

It is an arithmetic number, because the mean of its divisors is an integer number (9814770).

Almost surely, 2^422214312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422214312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (628145280).

422214312 is an abundant number, since it is smaller than the sum of its proper divisors (834076248).

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

422214312 is a wasteful number, since it uses less digits than its factorization.

422214312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523 (or 3519 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 422214312 is about 20547.8541945382. The cubic root of 422214312 is about 750.2010198943.

Adding to 422214312 its reverse (213412224), we get a palindrome (635626536).

The spelling of 422214312 in words is "four hundred twenty-two million, two hundred fourteen thousand, three hundred twelve".