36641636 has 6 divisors (see below), whose sum is σ = 64122870. Its totient is φ = 18320816.

The previous prime is 36641611. The next prime is 36641669. The reversal of 36641636 is 63614663.

36641636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32993536 + 3648100 = 5744^2 + 1910^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36641596 and 36641605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4580201 + ... + 4580208.

It is an arithmetic number, because the mean of its divisors is an integer number (10687145).

Almost surely, 2^36641636 is an apocalyptic number.

It is an amenable number.

36641636 is a deficient number, since it is larger than the sum of its proper divisors (27481234).

36641636 is a wasteful number, since it uses less digits than its factorization.

36641636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9160413 (or 9160411 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 36641636 is about 6053.2335160640. The cubic root of 36641636 is about 332.1428837730.

The spelling of 36641636 in words is "thirty-six million, six hundred forty-one thousand, six hundred thirty-six".