36868565 has 8 divisors (see below), whose sum is σ = 44330328. Its totient is φ = 29436160.

The previous prime is 36868561. The next prime is 36868567. The reversal of 36868565 is 56586863.

It can be written as a sum of positive squares in 4 ways, for example, as 844561 + 36024004 = 919^2 + 6002^2 .

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

It is not a de Polignac number, because 36868565 - 2² = 36868561 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36868561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4472 + ... + 9681.

It is an arithmetic number, because the mean of its divisors is an integer number (5541291).

Almost surely, 2^36868565 is an apocalyptic number.

It is an amenable number.

36868565 is a deficient number, since it is larger than the sum of its proper divisors (7461763).

36868565 is a wasteful number, since it uses less digits than its factorization.

36868565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14679.

The product of its digits is 1036800, while the sum is 47.

The square root of 36868565 is about 6071.9490281128. The cubic root of 36868565 is about 332.8271489434.

The spelling of 36868565 in words is "thirty-six million, eight hundred sixty-eight thousand, five hundred sixty-five".