322322004 has 144 divisors (see below), whose sum is σ = 919726080. Its totient is φ = 98327520.

The previous prime is 322322003. The next prime is 322322027. The reversal of 322322004 is 400223223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322322003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 572227 + ... + 572789.

Almost surely, 2^322322004 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 322322004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459863040).

322322004 is an abundant number, since it is smaller than the sum of its proper divisors (597404076).

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

322322004 is a wasteful number, since it uses less digits than its factorization.

322322004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 618 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 322322004 is about 17953.3284936248. The cubic root of 322322004 is about 685.6407977049.

Adding to 322322004 its reverse (400223223), we get a palindrome (722545227).

The spelling of 322322004 in words is "three hundred twenty-two million, three hundred twenty-two thousand, four".