36303636 has 48 divisors (see below), whose sum is σ = 90175680. Its totient is φ = 11328000.

The previous prime is 36303613. The next prime is 36303643. The reversal of 36303636 is 63630363.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50850 + ... + 51558.

It is an arithmetic number, because the mean of its divisors is an integer number (1878660).

Almost surely, 2^36303636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36303636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45087840).

36303636 is an abundant number, since it is smaller than the sum of its proper divisors (53872044).

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

36303636 is a wasteful number, since it uses less digits than its factorization.

36303636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 30.

The square root of 36303636 is about 6025.2498703373. The cubic root of 36303636 is about 331.1184456366.

Adding to 36303636 its reverse (63630363), we get a palindrome (99933999).

The spelling of 36303636 in words is "thirty-six million, three hundred three thousand, six hundred thirty-six".