5623823 has 2 divisors, whose sum is σ = 5623824. Its totient is φ = 5623822.

The previous prime is 5623811. The next prime is 5623843. The reversal of 5623823 is 3283265.

5623823 is digitally balanced in base 3, 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 not a de Polignac number, because 5623823 - 2⁸ = 5623567 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 6⁷ + 2¹⁵ + 3⁶ + 8 + 2¹⁹ + 3¹⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5623843) 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, 2811911 + 2811912.

It is an arithmetic number, because the mean of its divisors is an integer number (2811912).

Almost surely, 2^5623823 is an apocalyptic number.

5623823 is a deficient number, since it is larger than the sum of its proper divisors (1).

5623823 is an equidigital number, since it uses as much as digits as its factorization.

5623823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 5623823 is about 2371.4600987577. The cubic root of 5623823 is about 177.8322600232.

It can be divided in two parts, 5623 and 823, that added together give a palindrome (6446).

The spelling of 5623823 in words is "five million, six hundred twenty-three thousand, eight hundred twenty-three".