5636436 has 24 divisors (see below), whose sum is σ = 14163744. Its totient is φ = 1734240.

The previous prime is 5636419. The next prime is 5636437. The reversal of 5636436 is 6346365.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5636397 and 5636406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5636437) 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, 17910 + ... + 18221.

It is an arithmetic number, because the mean of its divisors is an integer number (590156).

Almost surely, 2^5636436 is an apocalyptic number.

It is an amenable number.

5636436 is an abundant number, since it is smaller than the sum of its proper divisors (8527308).

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

5636436 is a wasteful number, since it uses less digits than its factorization.

5636436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36151 (or 36149 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 5636436 is about 2374.1179414679. The cubic root of 5636436 is about 177.9651069929.

Subtracting from 5636436 its sum of digits (33), we obtain a triangular number (5636403 = T₃₃₅₇).

The spelling of 5636436 in words is "five million, six hundred thirty-six thousand, four hundred thirty-six".