43259 has 4 divisors (see below), whose sum is σ = 43680. Its totient is φ = 42840.

The previous prime is 43237. The next prime is 43261. The reversal of 43259 is 95234.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 43259 - 2⁸ = 43003 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43259.

It is not an unprimeable number, because it can be changed into a prime (43159) 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, 62 + ... + 300.

It is an arithmetic number, because the mean of its divisors is an integer number (10920).

2⁴³²⁵⁹ is an apocalyptic number.

43259 is a deficient number, since it is larger than the sum of its proper divisors (421).

43259 is a wasteful number, since it uses less digits than its factorization.

43259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420.

The product of its digits is 1080, while the sum is 23.

The square root of 43259 is about 207.9879804219. The cubic root of 43259 is about 35.1041793927.

It can be divided in two parts, 4325 and 9, that added together give a palindrome (4334).

The spelling of 43259 in words is "forty-three thousand, two hundred fifty-nine".