1323996000 has 192 divisors, whose sum is σ = 4566481920. Its totient is φ = 334425600.

The previous prime is 1323995999. The next prime is 1323996007. The reversal of 1323996000 is 6993231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323996007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225097 + ... + 230903.

It is an arithmetic number, because the mean of its divisors is an integer number (23783760).

Almost surely, 2^1323996000 is an apocalyptic number.

1323996000 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 1323996000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2283240960).

1323996000 is an abundant number, since it is smaller than the sum of its proper divisors (3242485920).

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

1323996000 is a wasteful number, since it uses less digits than its factorization.

1323996000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5854 (or 5836 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 1323996000 is about 36386.7558323080. The cubic root of 1323996000 is about 1098.0671290506.

The spelling of 1323996000 in words is "one billion, three hundred twenty-three million, nine hundred ninety-six thousand".