323312022 has 48 divisors (see below), whose sum is σ = 766937808. Its totient is φ = 97621440.

The previous prime is 323312021. The next prime is 323312053. The reversal of 323312022 is 220213323.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 323311986 and 323312004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323312021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55228 + ... + 60800.

It is an arithmetic number, because the mean of its divisors is an integer number (15977871).

Almost surely, 2^323312022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323312022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383468904).

323312022 is an abundant number, since it is smaller than the sum of its proper divisors (443625786).

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

323312022 is a wasteful number, since it uses less digits than its factorization.

323312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5885 (or 5882 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 323312022 is about 17980.8793444592. The cubic root of 323312022 is about 686.3420663405.

Adding to 323312022 its reverse (220213323), we get a palindrome (543525345).

The spelling of 323312022 in words is "three hundred twenty-three million, three hundred twelve thousand, twenty-two".