9709223912 has 32 divisors (see below), whose sum is σ = 18590510880. Its totient is φ = 4752171840.

The previous prime is 9709223851. The next prime is 9709223939. The reversal of 9709223912 is 2193229079.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161987 + ... + 213677.

It is an arithmetic number, because the mean of its divisors is an integer number (580953465).

Almost surely, 2^9709223912 is an apocalyptic number.

It is an amenable number.

9709223912 is a deficient number, since it is larger than the sum of its proper divisors (8881286968).

9709223912 is a wasteful number, since it uses less digits than its factorization.

9709223912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52193 (or 52189 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 9709223912 is about 98535.3942093906. The cubic root of 9709223912 is about 2133.3470203766.

The spelling of 9709223912 in words is "nine billion, seven hundred nine million, two hundred twenty-three thousand, nine hundred twelve".