9397742712 has 64 divisors (see below), whose sum is σ = 23664506880. Its totient is φ = 3109974912.

The previous prime is 9397742689. The next prime is 9397742719. The reversal of 9397742712 is 2172477939.

It is a super-2 number, since 2×9397742712² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9397742719) 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 15 ways as a sum of consecutive naturals, for example, 2122533 + ... + 2126955.

It is an arithmetic number, because the mean of its divisors is an integer number (369757920).

Almost surely, 2^9397742712 is an apocalyptic number.

It is an amenable number.

9397742712 is an abundant number, since it is smaller than the sum of its proper divisors (14266764168).

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

9397742712 is a wasteful number, since it uses less digits than its factorization.

9397742712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052 (or 5048 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 51.

The square root of 9397742712 is about 96941.9553753688. The cubic root of 9397742712 is about 2110.2853482301.

The spelling of 9397742712 in words is "nine billion, three hundred ninety-seven million, seven hundred forty-two thousand, seven hundred twelve".