9289721048 has 16 divisors (see below), whose sum is σ = 17419267080. Its totient is φ = 4644583168.

The previous prime is 9289721047. The next prime is 9289721081. The reversal of 9289721048 is 8401279829.

9289721048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9289720987 and 9289721005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9289721047) 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, 205736 + ... + 246792.

Almost surely, 2^9289721048 is an apocalyptic number.

It is an amenable number.

9289721048 is a deficient number, since it is larger than the sum of its proper divisors (8129546032).

9289721048 is a wasteful number, since it uses less digits than its factorization.

9289721048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69346 (or 69342 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 9289721048 is about 96383.1989923555. The cubic root of 9289721048 is about 2102.1686627575.

The spelling of 9289721048 in words is "nine billion, two hundred eighty-nine million, seven hundred twenty-one thousand, forty-eight".