1340323232 has 96 divisors (see below), whose sum is σ = 2868566400. Its totient is φ = 614476800.

The previous prime is 1340323211. The next prime is 1340323249. The reversal of 1340323232 is 2323230431.

It is a junction number, because it is equal to n+sod(n) for n = 1340323198 and 1340323207.

It is an unprimeable number.

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, 2632994 + ... + 2633502.

It is an arithmetic number, because the mean of its divisors is an integer number (29880900).

Almost surely, 2^1340323232 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 1340323232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1434283200).

1340323232 is an abundant number, since it is smaller than the sum of its proper divisors (1528243168).

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

1340323232 is a wasteful number, since it uses less digits than its factorization.

1340323232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 662 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1340323232 is about 36610.4251819069. The cubic root of 1340323232 is about 1102.5624097962.

Adding to 1340323232 its reverse (2323230431), we get a palindrome (3663553663).

The spelling of 1340323232 in words is "one billion, three hundred forty million, three hundred twenty-three thousand, two hundred thirty-two".