3636136 has 32 divisors (see below), whose sum is σ = 8064000. Its totient is φ = 1503936.

The previous prime is 3636119. The next prime is 3636169. The reversal of 3636136 is 6316363.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505 + ... + 2743.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^3636136 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 3636136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4032000).

3636136 is an abundant number, since it is smaller than the sum of its proper divisors (4427864).

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

3636136 is a wasteful number, since it uses less digits than its factorization.

3636136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281 (or 2277 counting only the distinct ones).

The product of its digits is 5832, while the sum is 28.

The square root of 3636136 is about 1906.8654907990. The cubic root of 3636136 is about 153.7729831022.

The spelling of 3636136 in words is "three million, six hundred thirty-six thousand, one hundred thirty-six".