1323334432 has 48 divisors (see below), whose sum is σ = 2985353280. Its totient is φ = 565648128.

The previous prime is 1323334391. The next prime is 1323334433. The reversal of 1323334432 is 2344333231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1323334432.

It is not an unprimeable number, because it can be changed into a prime (1323334433) 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, 79543 + ... + 94729.

It is an arithmetic number, because the mean of its divisors is an integer number (62194860).

Almost surely, 2^1323334432 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 1323334432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1492676640).

1323334432 is an abundant number, since it is smaller than the sum of its proper divisors (1662018848).

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

1323334432 is a wasteful number, since it uses less digits than its factorization.

1323334432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15593 (or 15585 counting only the distinct ones).

The product of its digits is 15552, while the sum is 28.

The square root of 1323334432 is about 36377.6639162000. The cubic root of 1323334432 is about 1097.8842062665.

Adding to 1323334432 its reverse (2344333231), we get a palindrome (3667667663).

The spelling of 1323334432 in words is "one billion, three hundred twenty-three million, three hundred thirty-four thousand, four hundred thirty-two".