1323560216 has 64 divisors (see below), whose sum is σ = 2898288000. Its totient is φ = 560252160.

The previous prime is 1323560209. The next prime is 1323560219. The reversal of 1323560216 is 6120653231.

It is a super-3 number, since 3×1323560216³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323560219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91940 + ... + 105356.

It is an arithmetic number, because the mean of its divisors is an integer number (45285750).

Almost surely, 2^1323560216 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 1323560216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1449144000).

1323560216 is an abundant number, since it is smaller than the sum of its proper divisors (1574727784).

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

1323560216 is a wasteful number, since it uses less digits than its factorization.

1323560216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13512 (or 13508 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1323560216 is about 36380.7671167060. The cubic root of 1323560216 is about 1097.9466421318.

The spelling of 1323560216 in words is "one billion, three hundred twenty-three million, five hundred sixty thousand, two hundred sixteen".