43875441 has 6 divisors (see below), whose sum is σ = 63375650. Its totient is φ = 29250288.

The previous prime is 43875439. The next prime is 43875449. The reversal of 43875441 is 14457834.

It can be written as a sum of positive squares in only one way, i.e., 39955041 + 3920400 = 6321^2 + 1980^2 .

It is not a de Polignac number, because 43875441 - 2¹ = 43875439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43875396 and 43875405.

It is not an unprimeable number, because it can be changed into a prime (43875449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2437516 + ... + 2437533.

Almost surely, 2^43875441 is an apocalyptic number.

It is an amenable number.

43875441 is a deficient number, since it is larger than the sum of its proper divisors (19500209).

43875441 is a wasteful number, since it uses less digits than its factorization.

43875441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4875055 (or 4875052 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 43875441 is about 6623.8539386070. The cubic root of 43875441 is about 352.7013848506.

The spelling of 43875441 in words is "forty-three million, eight hundred seventy-five thousand, four hundred forty-one".