4400000043 has 8 divisors (see below), whose sum is σ = 5867277456. Its totient is φ = 2933028000.

The previous prime is 4400000039. The next prime is 4400000053. The reversal of 4400000043 is 3400000044.

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

It is not a de Polignac number, because 4400000043 - 2² = 4400000039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4399999968 and 4400000031.

It is not an unprimeable number, because it can be changed into a prime (4400000053) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 40288 + ... + 102093.

It is an arithmetic number, because the mean of its divisors is an integer number (733409682).

Almost surely, 2^4400000043 is an apocalyptic number.

4400000043 is a deficient number, since it is larger than the sum of its proper divisors (1467277413).

4400000043 is a wasteful number, since it uses less digits than its factorization.

4400000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152685.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4400000043 is about 66332.4961312327. The cubic root of 4400000043 is about 1638.6425465393.

Adding to 4400000043 its reverse (3400000044), we get a palindrome (7800000087).

Subtracting from 4400000043 its reverse (3400000044), we obtain a palindrome (999999999).

The spelling of 4400000043 in words is "four billion, four hundred million, forty-three", and thus it is an aban number.