2040844136 has 24 divisors (see below), whose sum is σ = 3841486770. Its totient is φ = 1016455776.

The previous prime is 2040844087. The next prime is 2040844139. The reversal of 2040844136 is 6314480402.

It can be written as a sum of positive squares in only one way, i.e., 1709822500 + 331021636 = 41350^2 + 18194^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2040844139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2467355 + ... + 2468181.

Almost surely, 2^2040844136 is an apocalyptic number.

It is an amenable number.

2040844136 is a deficient number, since it is larger than the sum of its proper divisors (1800642634).

2040844136 is an frugal number, since it uses more digits than its factorization.

2040844136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2040844136 is about 45175.7029386373. The cubic root of 2040844136 is about 1268.4400496767.

The spelling of 2040844136 in words is "two billion, forty million, eight hundred forty-four thousand, one hundred thirty-six".