830566 has 16 divisors (see below), whose sum is σ = 1431360. Its totient is φ = 357480.

The previous prime is 830561. The next prime is 830567. The reversal of 830566 is 665038.

830566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830561) by changing a digit.

830566 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 7 ways as a sum of consecutive naturals, for example, 576 + ... + 1411.

It is an arithmetic number, because the mean of its divisors is an integer number (89460).

2⁸³⁰⁵⁶⁶ is an apocalyptic number.

830566 is a deficient number, since it is larger than the sum of its proper divisors (600794).

830566 is a wasteful number, since it uses less digits than its factorization.

830566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 830566 is about 911.3539378310. The cubic root of 830566 is about 93.9993209548. Note that the first 3 decimals are identical.

The spelling of 830566 in words is "eight hundred thirty thousand, five hundred sixty-six".