1323210432 has 28 divisors (see below), whose sum is σ = 3500994776. Its totient is φ = 441070080.

The previous prime is 1323210389. The next prime is 1323210439. The reversal of 1323210432 is 2340123231.

1323210432 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1323210399 and 1323210408.

It is not an unprimeable number, because it can be changed into a prime (1323210439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3445669 + ... + 3446052.

Almost surely, 2^1323210432 is an apocalyptic number.

1323210432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323210432 is an abundant number, since it is smaller than the sum of its proper divisors (2177784344).

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

1323210432 is an equidigital number, since it uses as much as digits as its factorization.

1323210432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6891736 (or 6891726 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1323210432 is about 36375.9595337360. The cubic root of 1323210432 is about 1097.8499136264.

Adding to 1323210432 its reverse (2340123231), we get a palindrome (3663333663).

The spelling of 1323210432 in words is "one billion, three hundred twenty-three million, two hundred ten thousand, four hundred thirty-two".