9213330 has 64 divisors (see below), whose sum is σ = 25659648. Its totient is φ = 2073600.

The previous prime is 9213319. The next prime is 9213341. The reversal of 9213330 is 333129.

It is an interprime number because it is at equal distance from previous prime (9213319) and next prime (9213341).

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9213297 and 9213306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15030 + ... + 15630.

It is an arithmetic number, because the mean of its divisors is an integer number (400932).

Almost surely, 2^9213330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9213330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12829824).

9213330 is an abundant number, since it is smaller than the sum of its proper divisors (16446318).

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

9213330 is a wasteful number, since it uses less digits than its factorization.

9213330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its (nonzero) digits is 486, while the sum is 21.

The square root of 9213330 is about 3035.3467676692. The cubic root of 9213330 is about 209.6390625339.

Adding to 9213330 its reverse (333129), we get a palindrome (9546459).

The spelling of 9213330 in words is "nine million, two hundred thirteen thousand, three hundred thirty".