9312730 has 16 divisors (see below), whose sum is σ = 19157760. Its totient is φ = 3192912.

The previous prime is 9312727. The next prime is 9312731. The reversal of 9312730 is 372139.

9312730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9312695 and 9312704.

It is not an unprimeable number, because it can be changed into a prime (9312731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66450 + ... + 66589.

It is an arithmetic number, because the mean of its divisors is an integer number (1197360).

Almost surely, 2^9312730 is an apocalyptic number.

9312730 is an abundant number, since it is smaller than the sum of its proper divisors (9845030).

9312730 is a wasteful number, since it uses less digits than its factorization.

9312730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133053.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 9312730 is about 3051.6765883691. The cubic root of 9312730 is about 210.3902795174.

Adding to 9312730 its reverse (372139), we get a palindrome (9684869).

The spelling of 9312730 in words is "nine million, three hundred twelve thousand, seven hundred thirty".