9398747892 has 48 divisors (see below), whose sum is σ = 22043653632. Its totient is φ = 3116772960.

The previous prime is 9398747867. The next prime is 9398747893. The reversal of 9398747892 is 2987478939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9398747893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3062943 + ... + 3066009.

It is an arithmetic number, because the mean of its divisors is an integer number (459242784).

Almost surely, 2^9398747892 is an apocalyptic number.

It is an amenable number.

9398747892 is an abundant number, since it is smaller than the sum of its proper divisors (12644905740).

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

9398747892 is a wasteful number, since it uses less digits than its factorization.

9398747892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308 (or 4306 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 66.

The square root of 9398747892 is about 96947.1396793118. The cubic root of 9398747892 is about 2110.3605840630.

The spelling of 9398747892 in words is "nine billion, three hundred ninety-eight million, seven hundred forty-seven thousand, eight hundred ninety-two".