9312457228 has 12 divisors (see below), whose sum is σ = 16329994632. Its totient is φ = 4646744480.

The previous prime is 9312457207. The next prime is 9312457243. The reversal of 9312457228 is 8227542139.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2368825 + ... + 2372752.

It is an arithmetic number, because the mean of its divisors is an integer number (1360832886).

Almost surely, 2^9312457228 is an apocalyptic number.

It is an amenable number.

9312457228 is a deficient number, since it is larger than the sum of its proper divisors (7017537404).

9312457228 is a wasteful number, since it uses less digits than its factorization.

9312457228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742072 (or 4742070 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 9312457228 is about 96501.0737142339. The cubic root of 9312457228 is about 2103.8822537079.

The spelling of 9312457228 in words is "nine billion, three hundred twelve million, four hundred fifty-seven thousand, two hundred twenty-eight".