9918230 has 16 divisors (see below), whose sum is σ = 20403360. Its totient is φ = 3400512.

The previous prime is 9918217. The next prime is 9918253. The reversal of 9918230 is 328199.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70775 + ... + 70914.

It is an arithmetic number, because the mean of its divisors is an integer number (1275210).

Almost surely, 2^9918230 is an apocalyptic number.

9918230 is an abundant number, since it is smaller than the sum of its proper divisors (10485130).

9918230 is a wasteful number, since it uses less digits than its factorization.

9918230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141703.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 9918230 is about 3149.3221492886. The cubic root of 9918230 is about 214.8546340249.

The spelling of 9918230 in words is "nine million, nine hundred eighteen thousand, two hundred thirty".