9309744312 has 64 divisors (see below), whose sum is σ = 25738076160. Its totient is φ = 2782483200.

The previous prime is 9309744263. The next prime is 9309744313. The reversal of 9309744312 is 2134479039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9309744313) 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, 222264 + ... + 260807.

It is an arithmetic number, because the mean of its divisors is an integer number (402157440).

Almost surely, 2^9309744312 is an apocalyptic number.

It is an amenable number.

9309744312 is an abundant number, since it is smaller than the sum of its proper divisors (16428331848).

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

9309744312 is a wasteful number, since it uses less digits than its factorization.

9309744312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483164 (or 483160 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 9309744312 is about 96487.0162871668. The cubic root of 9309744312 is about 2103.6779320475.

The spelling of 9309744312 in words is "nine billion, three hundred nine million, seven hundred forty-four thousand, three hundred twelve".