422331322 has 16 divisors (see below), whose sum is σ = 736269120. Its totient is φ = 177931008.

The previous prime is 422331317. The next prime is 422331341. The reversal of 422331322 is 223133224.

It is a junction number, because it is equal to n+sod(n) for n = 422331293 and 422331302.

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, 254823 + ... + 256474.

It is an arithmetic number, because the mean of its divisors is an integer number (46016820).

Almost surely, 2^422331322 is an apocalyptic number.

422331322 is a deficient number, since it is larger than the sum of its proper divisors (313937798).

422331322 is a wasteful number, since it uses less digits than its factorization.

422331322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511365.

The product of its digits is 1728, while the sum is 22.

The square root of 422331322 is about 20550.7012532419. The cubic root of 422331322 is about 750.2703155980.

Adding to 422331322 its reverse (223133224), we get a palindrome (645464546).

The spelling of 422331322 in words is "four hundred twenty-two million, three hundred thirty-one thousand, three hundred twenty-two".