5636784 has 40 divisors (see below), whose sum is σ = 14905792. Its totient is φ = 1834560.

The previous prime is 5636783. The next prime is 5636789. The reversal of 5636784 is 4876365.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (5636783) 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, 699 + ... + 3429.

Almost surely, 2^5636784 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 5636784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7452896).

5636784 is an abundant number, since it is smaller than the sum of its proper divisors (9269008).

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

5636784 is a wasteful number, since it uses less digits than its factorization.

5636784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785 (or 2779 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 5636784 is about 2374.1912307142. The cubic root of 5636784 is about 177.9687695072.

The spelling of 5636784 in words is "five million, six hundred thirty-six thousand, seven hundred eighty-four".