2044556 has 24 divisors (see below), whose sum is σ = 3837456. Its totient is φ = 949760.

The previous prime is 2044541. The next prime is 2044561. The reversal of 2044556 is 6554402.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7136 + ... + 7416.

It is an arithmetic number, because the mean of its divisors is an integer number (159894).

2^2044556 is an apocalyptic number.

It is an amenable number.

2044556 is a deficient number, since it is larger than the sum of its proper divisors (1792900).

2044556 is a wasteful number, since it uses less digits than its factorization.

2044556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2044556 is about 1429.8797152208. The cubic root of 2044556 is about 126.9208592017.

Adding to 2044556 its reverse (6554402), we get a palindrome (8598958).

The spelling of 2044556 in words is "two million, forty-four thousand, five hundred fifty-six".