2208823 has 2 divisors, whose sum is σ = 2208824. Its totient is φ = 2208822.

The previous prime is 2208809. The next prime is 2208839. The reversal of 2208823 is 3288022.

2208823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2208823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2208803) by changing a digit.

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 as a sum of consecutive naturals, namely, 1104411 + 1104412.

It is an arithmetic number, because the mean of its divisors is an integer number (1104412).

2^2208823 is an apocalyptic number.

2208823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2208823 is an equidigital number, since it uses as much as digits as its factorization.

2208823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 2208823 is about 1486.2109540708. The cubic root of 2208823 is about 130.2327782045.

The spelling of 2208823 in words is "two million, two hundred eight thousand, eight hundred twenty-three".