422304312 has 32 divisors (see below), whose sum is σ = 1062247680. Its totient is φ = 139903200.

The previous prime is 422304301. The next prime is 422304319. The reversal of 422304312 is 213403224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422304319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50064 + ... + 57887.

It is an arithmetic number, because the mean of its divisors is an integer number (33195240).

Almost surely, 2^422304312 is an apocalyptic number.

It is an amenable number.

422304312 is an abundant number, since it is smaller than the sum of its proper divisors (639943368).

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

422304312 is a wasteful number, since it uses less digits than its factorization.

422304312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108123 (or 108119 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422304312 is about 20550.0440875439. The cubic root of 422304312 is about 750.2543208626.

Adding to 422304312 its reverse (213403224), we get a palindrome (635707536).

The spelling of 422304312 in words is "four hundred twenty-two million, three hundred four thousand, three hundred twelve".