323212032 has 360 divisors, whose sum is σ = 1142636880. Its totient is φ = 89579520.

The previous prime is 323212013. The next prime is 323212033. The reversal of 323212032 is 230212323.

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 = 323211996 and 323212014.

It is not an unprimeable number, because it can be changed into a prime (323212033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2965194 + ... + 2965302.

Almost surely, 2^323212032 is an apocalyptic number.

323212032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323212032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571318440).

323212032 is an abundant number, since it is smaller than the sum of its proper divisors (819424848).

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

323212032 is a wasteful number, since it uses less digits than its factorization.

323212032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 138 counting only the distinct ones).

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

The square root of 323212032 is about 17978.0986758889. The cubic root of 323212032 is about 686.2713045433.

Adding to 323212032 its reverse (230212323), we get a palindrome (553424355).

The spelling of 323212032 in words is "three hundred twenty-three million, two hundred twelve thousand, thirty-two".