9220806 has 24 divisors (see below), whose sum is σ = 22832784. Its totient is φ = 2634480.

The previous prime is 9220793. The next prime is 9220829. The reversal of 9220806 is 6080229.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9220806.

It is a congruent number.

It is an unprimeable 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 11 ways as a sum of consecutive naturals, for example, 36465 + ... + 36716.

It is an arithmetic number, because the mean of its divisors is an integer number (951366).

Almost surely, 2^9220806 is an apocalyptic number.

9220806 is an abundant number, since it is smaller than the sum of its proper divisors (13611978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9220806 is a wasteful number, since it uses less digits than its factorization.

9220806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73196 (or 73193 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 9220806 is about 3036.5780082191. The cubic root of 9220806 is about 209.6957498884.

The spelling of 9220806 in words is "nine million, two hundred twenty thousand, eight hundred six".