918230 has 8 divisors (see below), whose sum is σ = 1652832. Its totient is φ = 367288.

The previous prime is 918223. The next prime is 918257. The reversal of 918230 is 32819.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 918196 and 918205.

It is a congruent number.

It is an unprimeable number.

918230 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45902 + ... + 45921.

It is an arithmetic number, because the mean of its divisors is an integer number (206604).

2⁹¹⁸²³⁰ is an apocalyptic number.

918230 is a deficient number, since it is larger than the sum of its proper divisors (734602).

918230 is a wasteful number, since it uses less digits than its factorization.

918230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91830.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 918230 is about 958.2431841657. The cubic root of 918230 is about 97.1964700350.

The spelling of 918230 in words is "nine hundred eighteen thousand, two hundred thirty".