2040021344 has 24 divisors (see below), whose sum is σ = 4124842848. Its totient is φ = 992442240.

The previous prime is 2040021283. The next prime is 2040021367. The reversal of 2040021344 is 4431200402.

It is a congruent number.

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, 860312 + ... + 862679.

It is an arithmetic number, because the mean of its divisors is an integer number (171868452).

Almost surely, 2^2040021344 is an apocalyptic number.

It is an amenable number.

2040021344 is an abundant number, since it is smaller than the sum of its proper divisors (2084821504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040021344 is a wasteful number, since it uses less digits than its factorization.

2040021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723038 (or 1723030 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2040021344 is about 45166.5954439783. The cubic root of 2040021344 is about 1268.2695642399.

Adding to 2040021344 its reverse (4431200402), we get a palindrome (6471221746).

The spelling of 2040021344 in words is "two billion, forty million, twenty-one thousand, three hundred forty-four".