2093823 has 8 divisors (see below), whose sum is σ = 3102000. Its totient is φ = 1395864.

The previous prime is 2093821. The next prime is 2093827. The reversal of 2093823 is 3283902.

It is not a de Polignac number, because 2093823 - 2¹ = 2093821 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 77549 = 2093823 / (2 + 0 + 9 + 3 + 8 + 2 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2093821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38748 + ... + 38801.

It is an arithmetic number, because the mean of its divisors is an integer number (387750).

2^2093823 is an apocalyptic number.

2093823 is a deficient number, since it is larger than the sum of its proper divisors (1008177).

2093823 is an equidigital number, since it uses as much as digits as its factorization.

2093823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77558 (or 77552 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2093823 is about 1447.0048375869. The cubic root of 2093823 is about 127.9322354527.

It can be divided in two parts, 2093 and 823, that added together give a square (2916 = 54²).

The spelling of 2093823 in words is "two million, ninety-three thousand, eight hundred twenty-three".