43349 has 4 divisors (see below), whose sum is σ = 44064. Its totient is φ = 42636.

The previous prime is 43331. The next prime is 43391. The reversal of 43349 is 94334.

43349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 43349 - 2⁸ = 43093 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 4 and base 16.

It is a zygodrome in base 4.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43349.

It is not an unprimeable number, because it can be changed into a prime (43319) 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, 257 + ... + 390.

It is an arithmetic number, because the mean of its divisors is an integer number (11016).

2⁴³³⁴⁹ is an apocalyptic number.

It is an amenable number.

43349 is a deficient number, since it is larger than the sum of its proper divisors (715).

43349 is an equidigital number, since it uses as much as digits as its factorization.

43349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714.

The product of its digits is 1296, while the sum is 23.

The square root of 43349 is about 208.2042266622. The cubic root of 43349 is about 35.1285071831.

The spelling of 43349 in words is "forty-three thousand, three hundred forty-nine".