806630 has 16 divisors (see below), whose sum is σ = 1584144. Its totient is φ = 293280.

The previous prime is 806609. The next prime is 806639. The reversal of 806630 is 36608.

It is a junction number, because it is equal to n+sod(n) for n = 806596 and 806605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806639) by changing a digit.

806630 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3557 + ... + 3776.

It is an arithmetic number, because the mean of its divisors is an integer number (99009).

2⁸⁰⁶⁶³⁰ is an apocalyptic number.

806630 is a deficient number, since it is larger than the sum of its proper divisors (777514).

806630 is a wasteful number, since it uses less digits than its factorization.

806630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7351.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 806630 is about 898.1258263740. The cubic root of 806630 is about 93.0875192622.

The spelling of 806630 in words is "eight hundred six thousand, six hundred thirty".