9812932782 has 8 divisors (see below), whose sum is σ = 19625865576. Its totient is φ = 3270977592.

The previous prime is 9812932771. The next prime is 9812932783. The reversal of 9812932782 is 2872392189.

9812932782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

9812932782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9812932783) 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 3 ways as a sum of consecutive naturals, for example, 817744393 + ... + 817744404.

It is an arithmetic number, because the mean of its divisors is an integer number (2453233197).

Almost surely, 2^9812932782 is an apocalyptic number.

9812932782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9812932782 is a wasteful number, since it uses less digits than its factorization.

9812932782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635488802.

The product of its digits is 870912, while the sum is 51.

The square root of 9812932782 is about 99060.2482431777. The cubic root of 9812932782 is about 2140.9159020907.

The spelling of 9812932782 in words is "nine billion, eight hundred twelve million, nine hundred thirty-two thousand, seven hundred eighty-two".