422115312 has 40 divisors (see below), whose sum is σ = 1091999056. Its totient is φ = 140507136.

The previous prime is 422115307. The next prime is 422115359. The reversal of 422115312 is 213511224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30528 + ... + 42144.

Almost surely, 2^422115312 is an apocalyptic number.

It is an amenable number.

422115312 is an abundant number, since it is smaller than the sum of its proper divisors (669883744).

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

422115312 is a wasteful number, since it uses less digits than its factorization.

422115312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12385 (or 12379 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 422115312 is about 20545.4450426366. The cubic root of 422115312 is about 750.1423800800.

Adding to 422115312 its reverse (213511224), we get a palindrome (635626536).

The spelling of 422115312 in words is "four hundred twenty-two million, one hundred fifteen thousand, three hundred twelve".