65318 has 8 divisors (see below), whose sum is σ = 106920. Its totient is φ = 29680.

The previous prime is 65309. The next prime is 65323. The reversal of 65318 is 81356.

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

It is a super-2 number, since 2×65318² = 8532882248, which contains 22 as substring.

It is a plaindrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 65293 and 65302.

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 65318.

It is an unprimeable 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, 1463 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (13365).

2⁶⁵³¹⁸ is an apocalyptic number.

65318 is a deficient number, since it is larger than the sum of its proper divisors (41602).

65318 is a wasteful number, since it uses less digits than its factorization.

65318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2982.

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

The square root of 65318 is about 255.5738640785. The cubic root of 65318 is about 40.2727197066.

Adding to 65318 its sum of digits (23), we get a triangular number (65341 = T₃₆₁).

It can be divided in two parts, 65 and 318, that added together give a palindrome (383).

The spelling of 65318 in words is "sixty-five thousand, three hundred eighteen".