323212232 has 96 divisors (see below), whose sum is σ = 735765120. Its totient is φ = 132612480.

The previous prime is 323212229. The next prime is 323212237. The reversal of 323212232 is 232212323.

It is a super-2 number, since 2×323212232² = 208932293828843648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323212237) 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, 976307 + ... + 976637.

It is an arithmetic number, because the mean of its divisors is an integer number (7664220).

Almost surely, 2^323212232 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 323212232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367882560).

323212232 is an abundant number, since it is smaller than the sum of its proper divisors (412552888).

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

323212232 is a wasteful number, since it uses less digits than its factorization.

323212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 440 counting only the distinct ones).

The product of its digits is 864, while the sum is 20.

The square root of 323212232 is about 17978.1042382115. The cubic root of 323212232 is about 686.2714460956.

Adding to 323212232 its reverse (232212323), we get a palindrome (555424555).

Subtracting from 323212232 its reverse (232212323), we obtain a palindrome (90999909).

The spelling of 323212232 in words is "three hundred twenty-three million, two hundred twelve thousand, two hundred thirty-two".