83718 has 12 divisors (see below), whose sum is σ = 181428. Its totient is φ = 27900.

The previous prime is 83717. The next prime is 83719. The reversal of 83718 is 81738.

It is an interprime number because it is at equal distance from previous prime (83717) and next prime (83719).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83691 and 83700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83717) 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 5 ways as a sum of consecutive naturals, for example, 2308 + ... + 2343.

It is an arithmetic number, because the mean of its divisors is an integer number (15119).

2⁸³⁷¹⁸ is an apocalyptic number.

83718 is an abundant number, since it is smaller than the sum of its proper divisors (97710).

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

83718 is a wasteful number, since it uses less digits than its factorization.

83718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4659 (or 4656 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 83718 is about 289.3406297083. The cubic root of 83718 is about 43.7461275484.

The spelling of 83718 in words is "eighty-three thousand, seven hundred eighteen".