9212947732 has 12 divisors (see below), whose sum is σ = 16162867476. Its totient is φ = 4594985600.

The previous prime is 9212947729. The next prime is 9212947739. The reversal of 9212947732 is 2377492129.

It can be written as a sum of positive squares in 2 ways, for example, as 4611224836 + 4601722896 = 67906^2 + 67836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9212947739) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2870263 + ... + 2873470.

It is an arithmetic number, because the mean of its divisors is an integer number (1346905623).

Almost surely, 2^9212947732 is an apocalyptic number.

It is an amenable number.

9212947732 is a deficient number, since it is larger than the sum of its proper divisors (6949919744).

9212947732 is a wasteful number, since it uses less digits than its factorization.

9212947732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744138 (or 5744136 counting only the distinct ones).

The product of its digits is 381024, while the sum is 46.

The square root of 9212947732 is about 95984.1014543554. The cubic root of 9212947732 is about 2096.3616313293.

The spelling of 9212947732 in words is "nine billion, two hundred twelve million, nine hundred forty-seven thousand, seven hundred thirty-two".