1323382500 has 180 divisors, whose sum is σ = 4561052496. Its totient is φ = 320760000.

The previous prime is 1323382477. The next prime is 1323382513. The reversal of 1323382500 is 52833231.

1323382500 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (180).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 244827 + ... + 250173.

Almost surely, 2^1323382500 is an apocalyptic number.

1323382500 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 1323382500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2280526248).

1323382500 is an abundant number, since it is smaller than the sum of its proper divisors (3237669996).

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

1323382500 is a wasteful number, since it uses less digits than its factorization.

1323382500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388 (or 5368 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1323382500 is about 36378.3245903381. The cubic root of 1323382500 is about 1097.8974990663.

The spelling of 1323382500 in words is "one billion, three hundred twenty-three million, three hundred eighty-two thousand, five hundred".