2043844 has 12 divisors (see below), whose sum is σ = 3901968. Its totient is φ = 929000.

The previous prime is 2043841. The next prime is 2043851. The reversal of 2043844 is 4483402.

It is not an unprimeable number, because it can be changed into a prime (2043841) 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 in 3 ways as a sum of consecutive naturals, for example, 23182 + ... + 23269.

It is an arithmetic number, because the mean of its divisors is an integer number (325164).

2^2043844 is an apocalyptic number.

It is an amenable number.

2043844 is a deficient number, since it is larger than the sum of its proper divisors (1858124).

2043844 is a wasteful number, since it uses less digits than its factorization.

2043844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46466 (or 46464 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2043844 is about 1429.6307215501. The cubic root of 2043844 is about 126.9061244388.

The spelling of 2043844 in words is "two million, forty-three thousand, eight hundred forty-four".