4440345242 has 8 divisors (see below), whose sum is σ = 6697728000. Its totient is φ = 2207769244.

The previous prime is 4440345227. The next prime is 4440345263. The reversal of 4440345242 is 2425430444.

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

It is a junction number, because it is equal to n+sod(n) for n = 4440345199 and 4440345208.

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, 6201242 + ... + 6201957.

It is an arithmetic number, because the mean of its divisors is an integer number (837216000).

Almost surely, 2^4440345242 is an apocalyptic number.

4440345242 is a deficient number, since it is larger than the sum of its proper divisors (2257382758).

4440345242 is a wasteful number, since it uses less digits than its factorization.

4440345242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12403380.

The product of its (nonzero) digits is 61440, while the sum is 32.

The square root of 4440345242 is about 66635.9155561023. The cubic root of 4440345242 is about 1643.6357522758.

Adding to 4440345242 its reverse (2425430444), we get a palindrome (6865775686).

The spelling of 4440345242 in words is "four billion, four hundred forty million, three hundred forty-five thousand, two hundred forty-two".