1096731328 has 84 divisors (see below), whose sum is σ = 2761881192. Its totient is φ = 427284480.

The previous prime is 1096731313. The next prime is 1096731343. The reversal of 1096731328 is 8231376901.

It is an interprime number because it is at equal distance from previous prime (1096731313) and next prime (1096731343).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18600 + ... + 50392.

It is an arithmetic number, because the mean of its divisors is an integer number (32879538).

Almost surely, 2^1096731328 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 1096731328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380940596).

1096731328 is an abundant number, since it is smaller than the sum of its proper divisors (1665149864).

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

1096731328 is a wasteful number, since it uses less digits than its factorization.

1096731328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31830 (or 31813 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1096731328 is about 33116.9341576179. The cubic root of 1096731328 is about 1031.2566206713.

The spelling of 1096731328 in words is "one billion, ninety-six million, seven hundred thirty-one thousand, three hundred twenty-eight".