8822813 has 4 divisors (see below), whose sum is σ = 9341820. Its totient is φ = 8303808.

The previous prime is 8822797. The next prime is 8822833. The reversal of 8822813 is 3182288.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7828804 + 994009 = 2798^2 + 997^2 .

It is a cyclic number.

It is not a de Polignac number, because 8822813 - 2⁴ = 8822797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8822813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8822833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259478 + ... + 259511.

It is an arithmetic number, because the mean of its divisors is an integer number (2335455).

Almost surely, 2^8822813 is an apocalyptic number.

It is an amenable number.

8822813 is a deficient number, since it is larger than the sum of its proper divisors (519007).

8822813 is a wasteful number, since it uses less digits than its factorization.

8822813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519006.

The product of its digits is 6144, while the sum is 32.

The square root of 8822813 is about 2970.3220364129. The cubic root of 8822813 is about 206.6342737414.

The spelling of 8822813 in words is "eight million, eight hundred twenty-two thousand, eight hundred thirteen".