2823923 has 2 divisors, whose sum is σ = 2823924. Its totient is φ = 2823922.

The previous prime is 2823911. The next prime is 2823943. The reversal of 2823923 is 3293282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2823923 - 2¹⁰ = 2822899 is a prime.

It is a super-2 number, since 2×2823923² = 15949082219858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2823943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411961 + 1411962.

It is an arithmetic number, because the mean of its divisors is an integer number (1411962).

2^2823923 is an apocalyptic number.

2823923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2823923 is an equidigital number, since it uses as much as digits as its factorization.

2823923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 2823923 is about 1680.4532126781. The cubic root of 2823923 is about 141.3462476085.

The spelling of 2823923 in words is "two million, eight hundred twenty-three thousand, nine hundred twenty-three".