43696 has 10 divisors (see below), whose sum is σ = 84692. Its totient is φ = 21840.

The previous prime is 43691. The next prime is 43711. The reversal of 43696 is 69634.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (43691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1350 + ... + 1381.

2⁴³⁶⁹⁶ is an apocalyptic number.

It is an amenable number.

43696 is a deficient number, since it is larger than the sum of its proper divisors (40996).

43696 is a wasteful number, since it uses less digits than its factorization.

43696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739 (or 2733 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 43696 is about 209.0358820873. The cubic root of 43696 is about 35.2219903914.

The spelling of 43696 in words is "forty-three thousand, six hundred ninety-six".