830666 has 8 divisors (see below), whose sum is σ = 1264800. Its totient is φ = 409068.

The previous prime is 830657. The next prime is 830677. The reversal of 830666 is 666038.

830666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is an unprimeable number.

830666 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, 2966 + ... + 3233.

It is an arithmetic number, because the mean of its divisors is an integer number (158100).

2⁸³⁰⁶⁶⁶ is an apocalyptic number.

830666 is a deficient number, since it is larger than the sum of its proper divisors (434134).

830666 is a wasteful number, since it uses less digits than its factorization.

830666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6268.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 830666 is about 911.4087996064. The cubic root of 830666 is about 94.0030933040.

The spelling of 830666 in words is "eight hundred thirty thousand, six hundred sixty-six".