323229132 has 72 divisors (see below), whose sum is σ = 837345600. Its totient is φ = 105101568.

The previous prime is 323229107. The next prime is 323229161. The reversal of 323229132 is 231922323.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 323229096 and 323229105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 252478 + ... + 253754.

It is an arithmetic number, because the mean of its divisors is an integer number (11629800).

Almost surely, 2^323229132 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 323229132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418672800).

323229132 is an abundant number, since it is smaller than the sum of its proper divisors (514116468).

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

323229132 is a wasteful number, since it uses less digits than its factorization.

323229132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455 (or 1450 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 323229132 is about 17978.5742482545. The cubic root of 323229132 is about 686.2834070552.

It can be divided in two parts, 3232291 and 32, that added together give a palindrome (3232323).

The spelling of 323229132 in words is "three hundred twenty-three million, two hundred twenty-nine thousand, one hundred thirty-two".