1324343320 has 64 divisors (see below), whose sum is σ = 3146220000. Its totient is φ = 500318208.

The previous prime is 1324343309. The next prime is 1324343327. The reversal of 1324343320 is 233434231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324343327) 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, 262744 + ... + 267736.

Almost surely, 2^1324343320 is an apocalyptic number.

1324343320 is a gapful number since it is divisible by the number (10) 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 1324343320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573110000).

1324343320 is an abundant number, since it is smaller than the sum of its proper divisors (1821876680).

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

1324343320 is a wasteful number, since it uses less digits than its factorization.

1324343320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372 (or 5368 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 1324343320 is about 36391.5281349932. The cubic root of 1324343320 is about 1098.1631382358.

Adding to 1324343320 its reverse (233434231), we get a palindrome (1557777551).

The spelling of 1324343320 in words is "one billion, three hundred twenty-four million, three hundred forty-three thousand, three hundred twenty".