8063636 has 18 divisors (see below), whose sum is σ = 16415658. Its totient is φ = 3455760.

The previous prime is 8063633. The next prime is 8063641. The reversal of 8063636 is 6363608.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7075600 + 988036 = 2660^2 + 994^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8063633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20375 + ... + 20766.

It is an arithmetic number, because the mean of its divisors is an integer number (911981).

Almost surely, 2^8063636 is an apocalyptic number.

It is an amenable number.

8063636 is an abundant number, since it is smaller than the sum of its proper divisors (8352022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8063636 is a wasteful number, since it uses less digits than its factorization.

8063636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41159 (or 41150 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 8063636 is about 2839.6542043002. The cubic root of 8063636 is about 200.5289000905.

The spelling of 8063636 in words is "eight million, sixty-three thousand, six hundred thirty-six".