8220803 has 2 divisors, whose sum is σ = 8220804. Its totient is φ = 8220802.

The previous prime is 8220799. The next prime is 8220851. The reversal of 8220803 is 3080228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8220803 - 2² = 8220799 is a prime.

It is not a weakly prime, because it can be changed into another prime (8220853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4110401 + 4110402.

It is an arithmetic number, because the mean of its divisors is an integer number (4110402).

Almost surely, 2^8220803 is an apocalyptic number.

8220803 is a deficient number, since it is larger than the sum of its proper divisors (1).

8220803 is an equidigital number, since it uses as much as digits as its factorization.

8220803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 8220803 is about 2867.1942731528. The cubic root of 8220803 is about 201.8233514317.

The spelling of 8220803 in words is "eight million, two hundred twenty thousand, eight hundred three".