9315012 has 48 divisors (see below), whose sum is σ = 25022592. Its totient is φ = 2641920.

The previous prime is 9315001. The next prime is 9315029. The reversal of 9315012 is 2105139.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9315012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14212 + ... + 14852.

It is an arithmetic number, because the mean of its divisors is an integer number (521304).

Almost surely, 2^9315012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9315012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12511296).

9315012 is an abundant number, since it is smaller than the sum of its proper divisors (15707580).

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

9315012 is a wasteful number, since it uses less digits than its factorization.

9315012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 9315012 is about 3052.0504582985. The cubic root of 9315012 is about 210.4074628570.

The spelling of 9315012 in words is "nine million, three hundred fifteen thousand, twelve".