36635641 has 8 divisors (see below), whose sum is σ = 41912640. Its totient is φ = 31369488.

The previous prime is 36635611. The next prime is 36635647. The reversal of 36635641 is 14653663.

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

It is a cyclic number.

It is not a de Polignac number, because 36635641 - 2¹¹ = 36633593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36635597 and 36635606.

It is not an unprimeable number, because it can be changed into a prime (36635647) 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, 6735 + ... + 10891.

It is an arithmetic number, because the mean of its divisors is an integer number (5239080).

Almost surely, 2^36635641 is an apocalyptic number.

It is an amenable number.

36635641 is a deficient number, since it is larger than the sum of its proper divisors (5276999).

36635641 is a wasteful number, since it uses less digits than its factorization.

36635641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5423.

The product of its digits is 38880, while the sum is 34.

The square root of 36635641 is about 6052.7383059240. The cubic root of 36635641 is about 332.1247686321.

The spelling of 36635641 in words is "thirty-six million, six hundred thirty-five thousand, six hundred forty-one".