2823644 has 12 divisors (see below), whose sum is σ = 4985904. Its totient is φ = 1399104.

The previous prime is 2823637. The next prime is 2823661. The reversal of 2823644 is 4463282.

2823644 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672 + ... + 3575.

It is an arithmetic number, because the mean of its divisors is an integer number (415492).

2^2823644 is an apocalyptic number.

It is an amenable number.

2823644 is a deficient number, since it is larger than the sum of its proper divisors (2162260).

2823644 is a wasteful number, since it uses less digits than its factorization.

2823644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6364 (or 6362 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 2823644 is about 1680.3701973077. The cubic root of 2823644 is about 141.3415925121.

The spelling of 2823644 in words is "two million, eight hundred twenty-three thousand, six hundred forty-four".