2000040443 has 4 divisors (see below), whose sum is σ = 2008339608. Its totient is φ = 1991741280.

The previous prime is 2000040431. The next prime is 2000040457. The reversal of 2000040443 is 3440400002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2000040443 - 2⁶ = 2000040379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000040473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4149221 + ... + 4149702.

It is an arithmetic number, because the mean of its divisors is an integer number (502084902).

Almost surely, 2^2000040443 is an apocalyptic number.

2000040443 is a deficient number, since it is larger than the sum of its proper divisors (8299165).

2000040443 is an equidigital number, since it uses as much as digits as its factorization.

2000040443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8299164.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2000040443 is about 44721.8117141960. The cubic root of 2000040443 is about 1259.9295423355.

Adding to 2000040443 its reverse (3440400002), we get a palindrome (5440440445).

The spelling of 2000040443 in words is "two billion, forty thousand, four hundred forty-three".