36005565 has 16 divisors (see below), whose sum is σ = 57689856. Its totient is φ = 19176000.

The previous prime is 36005561. The next prime is 36005569. The reversal of 36005565 is 56550063.

It is an interprime number because it is at equal distance from previous prime (36005561) and next prime (36005569).

It is not a de Polignac number, because 36005565 - 2² = 36005561 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36005561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14140 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (3605616).

Almost surely, 2^36005565 is an apocalyptic number.

It is an amenable number.

36005565 is a deficient number, since it is larger than the sum of its proper divisors (21684291).

36005565 is a wasteful number, since it uses less digits than its factorization.

36005565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3380.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 36005565 is about 6000.4637320794. The cubic root of 36005565 is about 330.2097381102.

The spelling of 36005565 in words is "thirty-six million, five thousand, five hundred sixty-five".