440034143 has 8 divisors (see below), whose sum is σ = 448737408. Its totient is φ = 431345824.

The previous prime is 440034131. The next prime is 440034151. The reversal of 440034143 is 341430044.

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 440034143 - 2⁶ = 440034079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440034113) 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 7 ways as a sum of consecutive naturals, for example, 69746 + ... + 75792.

It is an arithmetic number, because the mean of its divisors is an integer number (56092176).

Almost surely, 2^440034143 is an apocalyptic number.

440034143 is a deficient number, since it is larger than the sum of its proper divisors (8703265).

440034143 is a wasteful number, since it uses less digits than its factorization.

440034143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 440034143 is about 20976.9907994450. The cubic root of 440034143 is about 760.6101650080.

Adding to 440034143 its reverse (341430044), we get a palindrome (781464187).

The spelling of 440034143 in words is "four hundred forty million, thirty-four thousand, one hundred forty-three".