323130332 has 24 divisors (see below), whose sum is σ = 648678240. Its totient is φ = 137966400.

The previous prime is 323130331. The next prime is 323130343. The reversal of 323130332 is 233031323.

It is a super-2 number, since 2×323130332² = 208826422916860448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323130331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13919 + ... + 28982.

It is an arithmetic number, because the mean of its divisors is an integer number (27028260).

Almost surely, 2^323130332 is an apocalyptic number.

It is an amenable number.

323130332 is an abundant number, since it is smaller than the sum of its proper divisors (325547908).

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

323130332 is a wasteful number, since it uses less digits than its factorization.

323130332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43181 (or 43179 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 323130332 is about 17975.8263231485. The cubic root of 323130332 is about 686.2134755385.

Adding to 323130332 its reverse (233031323), we get a palindrome (556161655).

Subtracting from 323130332 its reverse (233031323), we obtain a palindrome (90099009).

The spelling of 323130332 in words is "three hundred twenty-three million, one hundred thirty thousand, three hundred thirty-two".