2040043 has 8 divisors (see below), whose sum is σ = 2108160. Its totient is φ = 1973160.

The previous prime is 2040041. The next prime is 2040047. The reversal of 2040043 is 3400402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2040043 - 2¹ = 2040041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3946 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (263520).

2^2040043 is an apocalyptic number.

2040043 is a deficient number, since it is larger than the sum of its proper divisors (68117).

2040043 is an equidigital number, since it uses as much as digits as its factorization.

2040043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 2040043 is about 1428.3007386402. The cubic root of 2040043 is about 126.8274052028.

Adding to 2040043 its reverse (3400402), we get a palindrome (5440445).

The spelling of 2040043 in words is "two million, forty thousand, forty-three".