2044002040 has 64 divisors (see below), whose sum is σ = 4658846400. Its totient is φ = 807017472.

The previous prime is 2044002029. The next prime is 2044002097. The reversal of 2044002040 is 402004402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1684474 + ... + 1685686.

It is an arithmetic number, because the mean of its divisors is an integer number (72794475).

Almost surely, 2^2044002040 is an apocalyptic number.

2044002040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044002040 is an abundant number, since it is smaller than the sum of its proper divisors (2614844360).

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

2044002040 is a wasteful number, since it uses less digits than its factorization.

2044002040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736 (or 1732 counting only the distinct ones).

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

The square root of 2044002040 is about 45210.6407828953. The cubic root of 2044002040 is about 1269.0939535491.

Adding to 2044002040 its reverse (402004402), we get a palindrome (2446006442).

The spelling of 2044002040 in words is "two billion, forty-four million, two thousand, forty", and thus it is an eban number.