9921027304 has 16 divisors (see below), whose sum is σ = 18793700100. Its totient is φ = 4909373952.

The previous prime is 9921027269. The next prime is 9921027317. The reversal of 9921027304 is 4037201299.

It can be written as a sum of positive squares in 2 ways, for example, as 9325764900 + 595262404 = 96570^2 + 24398^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6391639 + ... + 6393190.

Almost surely, 2^9921027304 is an apocalyptic number.

It is an amenable number.

9921027304 is a deficient number, since it is larger than the sum of its proper divisors (8872672796).

9921027304 is a wasteful number, since it uses less digits than its factorization.

9921027304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12784932 (or 12784928 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 9921027304 is about 99604.3538405827. The cubic root of 9921027304 is about 2148.7483108405.

The spelling of 9921027304 in words is "nine billion, nine hundred twenty-one million, twenty-seven thousand, three hundred four".