5643036 has 72 divisors (see below), whose sum is σ = 16671200. Its totient is φ = 1608768.

The previous prime is 5642999. The next prime is 5643041. The reversal of 5643036 is 6303465.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 12120 + ... + 12576.

Almost surely, 2^5643036 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 5643036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8335600).

5643036 is an abundant number, since it is smaller than the sum of its proper divisors (11028164).

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

5643036 is a wasteful number, since it uses less digits than its factorization.

5643036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 5643036 is about 2375.5075247197. The cubic root of 5643036 is about 178.0345428059.

It can be divided in two parts, 564 and 3036, that added together give a square (3600 = 60²).

The spelling of 5643036 in words is "five million, six hundred forty-three thousand, thirty-six".