2040340433 has 4 divisors (see below), whose sum is σ = 2050593600. Its totient is φ = 2030087268.

The previous prime is 2040340427. The next prime is 2040340439. The reversal of 2040340433 is 3340430402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2040340427) and next prime (2040340439).

It is a cyclic number.

It is not a de Polignac number, because 2040340433 - 2⁸ = 2040340177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2040340399 and 2040340408.

It is not an unprimeable number, because it can be changed into a prime (2040340439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5126285 + ... + 5126682.

It is an arithmetic number, because the mean of its divisors is an integer number (512648400).

Almost surely, 2^2040340433 is an apocalyptic number.

It is an amenable number.

2040340433 is a deficient number, since it is larger than the sum of its proper divisors (10253167).

2040340433 is a wasteful number, since it uses less digits than its factorization.

2040340433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253166.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 2040340433 is about 45170.1276619848. The cubic root of 2040340433 is about 1268.3356860593.

Adding to 2040340433 its reverse (3340430402), we get a palindrome (5380770835).

The spelling of 2040340433 in words is "two billion, forty million, three hundred forty thousand, four hundred thirty-three".