2440143434 has 8 divisors (see below), whose sum is σ = 3660654720. Its totient is φ = 1219925196.

The previous prime is 2440143421. The next prime is 2440143449. The reversal of 2440143434 is 4343410442.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2440143397 and 2440143406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51104 + ... + 86555.

It is an arithmetic number, because the mean of its divisors is an integer number (457581840).

Almost surely, 2^2440143434 is an apocalyptic number.

2440143434 is a deficient number, since it is larger than the sum of its proper divisors (1220511286).

2440143434 is a wasteful number, since it uses less digits than its factorization.

2440143434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146524.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 2440143434 is about 49397.8079878045. The cubic root of 2440143434 is about 1346.2894787041.

Adding to 2440143434 its reverse (4343410442), we get a palindrome (6783553876).

The spelling of 2440143434 in words is "two billion, four hundred forty million, one hundred forty-three thousand, four hundred thirty-four".