115782 has 16 divisors (see below), whose sum is σ = 241920. Its totient is φ = 36872.

The previous prime is 115781. The next prime is 115783. The reversal of 115782 is 287511.

115782 is nontrivially palindromic in base 11.

It is an interprime number because it is at equal distance from previous prime (115781) and next prime (115783).

It is a plaindrome in base 15.

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 115782.

It is not an unprimeable number, because it can be changed into a prime (115781) 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 in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 557.

It is an arithmetic number, because the mean of its divisors is an integer number (15120).

2¹¹⁵⁷⁸² is an apocalyptic number.

115782 is an abundant number, since it is smaller than the sum of its proper divisors (126138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115782 is a wasteful number, since it uses less digits than its factorization.

115782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867.

The product of its digits is 560, while the sum is 24.

The square root of 115782 is about 340.2675417962. The cubic root of 115782 is about 48.7394191369.

The spelling of 115782 in words is "one hundred fifteen thousand, seven hundred eighty-two".