2440423043 has 4 divisors (see below), whose sum is σ = 2446509288. Its totient is φ = 2434336800.

The previous prime is 2440423031. The next prime is 2440423057. The reversal of 2440423043 is 3403240442.

2440423043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2440423043 - 2⁶ = 2440422979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2440423003) 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, 3042521 + ... + 3043322.

It is an arithmetic number, because the mean of its divisors is an integer number (611627322).

Almost surely, 2^2440423043 is an apocalyptic number.

2440423043 is a deficient number, since it is larger than the sum of its proper divisors (6086245).

2440423043 is an equidigital number, since it uses as much as digits as its factorization.

2440423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6086244.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 2440423043 is about 49400.6380829236. The cubic root of 2440423043 is about 1346.3408992166.

Adding to 2440423043 its reverse (3403240442), we get a palindrome (5843663485).

The spelling of 2440423043 in words is "two billion, four hundred forty million, four hundred twenty-three thousand, forty-three".