43479 has 6 divisors (see below), whose sum is σ = 62816. Its totient is φ = 28980.

The previous prime is 43457. The next prime is 43481. The reversal of 43479 is 97434.

It is not a de Polignac number, because 43479 - 2⁸ = 43223 is a prime.

It is a Duffinian number.

43479 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43499) 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, 2407 + ... + 2424.

2⁴³⁴⁷⁹ is an apocalyptic number.

43479 is a deficient number, since it is larger than the sum of its proper divisors (19337).

43479 is a wasteful number, since it uses less digits than its factorization.

43479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4837 (or 4834 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 43479 is about 208.5161864221. The cubic root of 43479 is about 35.1635879498.

It can be divided in two parts, 4347 and 9, that added together give a square (4356 = 66²).

The spelling of 43479 in words is "forty-three thousand, four hundred seventy-nine".