2040244 has 6 divisors (see below), whose sum is σ = 3570434. Its totient is φ = 1020120.

The previous prime is 2040229. The next prime is 2040251. The reversal of 2040244 is 4420402.

It can be written as a sum of positive squares in only one way, i.e., 1790244 + 250000 = 1338^2 + 500^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 255027 + ... + 255034.

2^2040244 is an apocalyptic number.

It is an amenable number.

2040244 is a deficient number, since it is larger than the sum of its proper divisors (1530190).

2040244 is a wasteful number, since it uses less digits than its factorization.

2040244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510065 (or 510063 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2040244 is about 1428.3711002397. The cubic root of 2040244 is about 126.8315703881.

Adding to 2040244 its reverse (4420402), we get a palindrome (6460646).

The spelling of 2040244 in words is "two million, forty thousand, two hundred forty-four".