2042723433 has 4 divisors (see below), whose sum is σ = 2723631248. Its totient is φ = 1361815620.

The previous prime is 2042723407. The next prime is 2042723437. The reversal of 2042723433 is 3343272402.

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 not a de Polignac number, because 2042723433 - 2⁵ = 2042723401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2042723433.

It is not an unprimeable number, because it can be changed into a prime (2042723437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340453903 + ... + 340453908.

It is an arithmetic number, because the mean of its divisors is an integer number (680907812).

Almost surely, 2^2042723433 is an apocalyptic number.

It is an amenable number.

2042723433 is a deficient number, since it is larger than the sum of its proper divisors (680907815).

2042723433 is an equidigital number, since it uses as much as digits as its factorization.

2042723433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680907814.

The product of its (nonzero) digits is 24192, while the sum is 30.

The square root of 2042723433 is about 45196.4980169924. The cubic root of 2042723433 is about 1268.8292749353.

Adding to 2042723433 its reverse (3343272402), we get a palindrome (5385995835).

The spelling of 2042723433 in words is "two billion, forty-two million, seven hundred twenty-three thousand, four hundred thirty-three".