36159661 has 8 divisors (see below), whose sum is σ = 37001664. Its totient is φ = 35327040.

The previous prime is 36159631. The next prime is 36159667. The reversal of 36159661 is 16695163.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36159661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36159661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36159667) 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, 5770 + ... + 10276.

It is an arithmetic number, because the mean of its divisors is an integer number (4625208).

Almost surely, 2^36159661 is an apocalyptic number.

It is an amenable number.

36159661 is a deficient number, since it is larger than the sum of its proper divisors (842003).

36159661 is a wasteful number, since it uses less digits than its factorization.

36159661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4691.

The product of its digits is 29160, while the sum is 37.

The square root of 36159661 is about 6013.2903638524. The cubic root of 36159661 is about 330.6801429961.

The spelling of 36159661 in words is "thirty-six million, one hundred fifty-nine thousand, six hundred sixty-one".