322216422 has 32 divisors (see below), whose sum is σ = 706579200. Its totient is φ = 97146720.

The previous prime is 322216409. The next prime is 322216429. The reversal of 322216422 is 224612223.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 322216392 and 322216401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322216429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868 + ... + 25400.

It is an arithmetic number, because the mean of its divisors is an integer number (22080600).

Almost surely, 2^322216422 is an apocalyptic number.

322216422 is an abundant number, since it is smaller than the sum of its proper divisors (384362778).

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

322216422 is a wasteful number, since it uses less digits than its factorization.

322216422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24748.

The product of its digits is 2304, while the sum is 24.

The square root of 322216422 is about 17950.3877952539. The cubic root of 322216422 is about 685.5659251328.

Adding to 322216422 its reverse (224612223), we get a palindrome (546828645).

The spelling of 322216422 in words is "three hundred twenty-two million, two hundred sixteen thousand, four hundred twenty-two".