43026641 has 4 divisors (see below), whose sum is σ = 49173312. Its totient is φ = 36879972.

The previous prime is 43026623. The next prime is 43026649. The reversal of 43026641 is 14662034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43026641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43026641.

It is not an unprimeable number, because it can be changed into a prime (43026649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3073325 + ... + 3073338.

It is an arithmetic number, because the mean of its divisors is an integer number (12293328).

Almost surely, 2^43026641 is an apocalyptic number.

It is an amenable number.

43026641 is a deficient number, since it is larger than the sum of its proper divisors (6146671).

43026641 is an equidigital number, since it uses as much as digits as its factorization.

43026641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6146670.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 43026641 is about 6559.4695669696. The cubic root of 43026641 is about 350.4121430612.

Adding to 43026641 its reverse (14662034), we get a palindrome (57688675).

The spelling of 43026641 in words is "forty-three million, twenty-six thousand, six hundred forty-one".