323531052 has 48 divisors (see below), whose sum is σ = 815334912. Its totient is φ = 99259200.

The previous prime is 323531023. The next prime is 323531053. The reversal of 323531052 is 250135323.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (323531053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54427 + ... + 60077.

It is an arithmetic number, because the mean of its divisors is an integer number (16986144).

Almost surely, 2^323531052 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 323531052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407667456).

323531052 is an abundant number, since it is smaller than the sum of its proper divisors (491803860).

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

323531052 is a wasteful number, since it uses less digits than its factorization.

323531052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6038 (or 6036 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 323531052 is about 17986.9689497703. The cubic root of 323531052 is about 686.4970204385.

Adding to 323531052 its reverse (250135323), we get a palindrome (573666375).

The spelling of 323531052 in words is "three hundred twenty-three million, five hundred thirty-one thousand, fifty-two".