43955 has 8 divisors (see below), whose sum is σ = 54000. Its totient is φ = 34336.

The previous prime is 43951. The next prime is 43961. The reversal of 43955 is 55934.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43955 - 2² = 43951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221 + ... + 369.

It is an arithmetic number, because the mean of its divisors is an integer number (6750).

2⁴³⁹⁵⁵ is an apocalyptic number.

43955 is a deficient number, since it is larger than the sum of its proper divisors (10045).

43955 is a wasteful number, since it uses less digits than its factorization.

43955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213.

The product of its digits is 2700, while the sum is 26.

The square root of 43955 is about 209.6544776531. The cubic root of 43955 is about 35.2914439696.

It can be divided in two parts, 439 and 55, that added together give a palindrome (494).

The spelling of 43955 in words is "forty-three thousand, nine hundred fifty-five".