36648065 has 4 divisors (see below), whose sum is σ = 43977684. Its totient is φ = 29318448.

The previous prime is 36648037. The next prime is 36648071. The reversal of 36648065 is 56084663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56084663 = 227 ⋅247069.

It can be written as a sum of positive squares in 2 ways, for example, as 28858384 + 7789681 = 5372^2 + 2791^2 .

It is a cyclic number.

It is not a de Polignac number, because 36648065 - 2¹⁰ = 36647041 is a prime.

It is a Duffinian number.

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, 3664802 + ... + 3664811.

It is an arithmetic number, because the mean of its divisors is an integer number (10994421).

Almost surely, 2^36648065 is an apocalyptic number.

It is an amenable number.

36648065 is a deficient number, since it is larger than the sum of its proper divisors (7329619).

36648065 is an equidigital number, since it uses as much as digits as its factorization.

36648065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7329618.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 36648065 is about 6053.7645312648. The cubic root of 36648065 is about 332.1623081397.

The spelling of 36648065 in words is "thirty-six million, six hundred forty-eight thousand, sixty-five".