43468589 has 2 divisors, whose sum is σ = 43468590. Its totient is φ = 43468588.

The previous prime is 43468573. The next prime is 43468613. The reversal of 43468589 is 98586434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23843689 + 19624900 = 4883^2 + 4430^2 .

It is a cyclic number.

It is not a de Polignac number, because 43468589 - 2⁴ = 43468573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43468519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21734294 + 21734295.

It is an arithmetic number, because the mean of its divisors is an integer number (21734295).

Almost surely, 2^43468589 is an apocalyptic number.

It is an amenable number.

43468589 is a deficient number, since it is larger than the sum of its proper divisors (1).

43468589 is an equidigital number, since it uses as much as digits as its factorization.

43468589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440, while the sum is 47.

The square root of 43468589 is about 6593.0712873440. The cubic root of 43468589 is about 351.6078109790.

The spelling of 43468589 in words is "forty-three million, four hundred sixty-eight thousand, five hundred eighty-nine".