2012823 has 16 divisors (see below), whose sum is σ = 3010560. Its totient is φ = 1329048.

The previous prime is 2012821. The next prime is 2012827. The reversal of 2012823 is 3282102.

It is a happy number.

It is not a de Polignac number, because 2012823 - 2¹ = 2012821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012796 and 2012805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3136 + ... + 3722.

It is an arithmetic number, because the mean of its divisors is an integer number (188160).

2^2012823 is an apocalyptic number.

2012823 is a deficient number, since it is larger than the sum of its proper divisors (997737).

2012823 is a wasteful number, since it uses less digits than its factorization.

2012823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 717 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2012823 is about 1418.7399338850. The cubic root of 2012823 is about 126.2607976910.

Adding to 2012823 its reverse (3282102), we get a palindrome (5294925).

The spelling of 2012823 in words is "two million, twelve thousand, eight hundred twenty-three".