2845823 has 2 divisors, whose sum is σ = 2845824. Its totient is φ = 2845822.

The previous prime is 2845811. The next prime is 2845837. The reversal of 2845823 is 3285482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2845823 - 2¹⁴ = 2829439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2845823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2845853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1422911 + 1422912.

It is an arithmetic number, because the mean of its divisors is an integer number (1422912).

2^2845823 is an apocalyptic number.

2845823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2845823 is an equidigital number, since it uses as much as digits as its factorization.

2845823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 32.

The square root of 2845823 is about 1686.9567273644. The cubic root of 2845823 is about 141.7106951193.

The spelling of 2845823 in words is "two million, eight hundred forty-five thousand, eight hundred twenty-three".