2048644 has 12 divisors (see below), whose sum is σ = 3861004. Its totient is φ = 945504.

The previous prime is 2048639. The next prime is 2048663. The reversal of 2048644 is 4468402.

It can be written as a sum of positive squares in 2 ways, for example, as 864900 + 1183744 = 930^2 + 1088^2 .

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, 19647 + ... + 19750.

2^2048644 is an apocalyptic number.

It is an amenable number.

2048644 is a deficient number, since it is larger than the sum of its proper divisors (1812360).

2048644 is a wasteful number, since it uses less digits than its factorization.

2048644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39414 (or 39412 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 2048644 is about 1431.3084922546. The cubic root of 2048644 is about 127.0053937817.

The spelling of 2048644 in words is "two million, forty-eight thousand, six hundred forty-four".