8238823 has 2 divisors, whose sum is σ = 8238824. Its totient is φ = 8238822.

The previous prime is 8238817. The next prime is 8238847. The reversal of 8238823 is 3288328.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8238823 - 2²¹ = 6141671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8238883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4119411 + 4119412.

It is an arithmetic number, because the mean of its divisors is an integer number (4119412).

Almost surely, 2^8238823 is an apocalyptic number.

8238823 is a deficient number, since it is larger than the sum of its proper divisors (1).

8238823 is an equidigital number, since it uses as much as digits as its factorization.

8238823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 34.

The square root of 8238823 is about 2870.3349978705. The cubic root of 8238823 is about 201.9707094085.

The spelling of 8238823 in words is "eight million, two hundred thirty-eight thousand, eight hundred twenty-three".