115646 has 8 divisors (see below), whose sum is σ = 176904. Its totient is φ = 56680.

The previous prime is 115637. The next prime is 115657. The reversal of 115646 is 646511.

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

It is a Curzon number.

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 115646.

It is an unprimeable number.

115646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440 + ... + 651.

It is an arithmetic number, because the mean of its divisors is an integer number (22113).

2¹¹⁵⁶⁴⁶ is an apocalyptic number.

115646 is a deficient number, since it is larger than the sum of its proper divisors (61258).

115646 is a wasteful number, since it uses less digits than its factorization.

115646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146.

The product of its digits is 720, while the sum is 23.

The square root of 115646 is about 340.0676403306. The cubic root of 115646 is about 48.7203282073.

The spelling of 115646 in words is "one hundred fifteen thousand, six hundred forty-six".