65796 has 12 divisors (see below), whose sum is σ = 153552. Its totient is φ = 21928.

The previous prime is 65789. The next prime is 65809. The reversal of 65796 is 69756.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×65796² = 8658227232, which contains 22 as substring.

It is an unprimeable number.

65796 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 (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (12796).

2⁶⁵⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

65796 is an abundant number, since it is smaller than the sum of its proper divisors (87756).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76776).

65796 is a wasteful number, since it uses less digits than its factorization.

65796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5490 (or 5488 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 65796 is about 256.5073098374. The cubic root of 65796 is about 40.3707202153.

It can be divided in two parts, 65 and 796, that added together give a triangular number (861 = T₄₁).

The spelling of 65796 in words is "sixty-five thousand, seven hundred ninety-six".