36065 has 4 divisors (see below), whose sum is σ = 43284. Its totient is φ = 28848.

The previous prime is 36061. The next prime is 36067. The reversal of 36065 is 56063.

36065 is an esthetic number in base 6 and base 7, because in such bases its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56063 = 7 ⋅8009.

It can be written as a sum of positive squares in 2 ways, for example, as 21904 + 14161 = 148^2 + 119^2 .

It is a cyclic number.

It is not a de Polignac number, because 36065 - 2² = 36061 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 36065.

It is not an unprimeable number, because it can be changed into a prime (36061) 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 3 ways as a sum of consecutive naturals, for example, 3602 + ... + 3611.

It is an arithmetic number, because the mean of its divisors is an integer number (10821).

2³⁶⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

36065 is a deficient number, since it is larger than the sum of its proper divisors (7219).

36065 is an equidigital number, since it uses as much as digits as its factorization.

36065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7218.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 36065 is about 189.9078724013. The cubic root of 36065 is about 33.0391332508.

The spelling of 36065 in words is "thirty-six thousand, sixty-five".