5637996 has 72 divisors (see below), whose sum is σ = 17550624. Its totient is φ = 1486080.

The previous prime is 5637959. The next prime is 5637997. The reversal of 5637996 is 6997365.

5637996 is a `hidden beast` number, since 5 + 637 + 9 + 9 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (5637997) by changing a digit.

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, 2416 + ... + 4136.

Almost surely, 2^5637996 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 5637996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8775312).

5637996 is an abundant number, since it is smaller than the sum of its proper divisors (11912628).

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

5637996 is a wasteful number, since it uses less digits than its factorization.

5637996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751 (or 1746 counting only the distinct ones).

The product of its digits is 306180, while the sum is 45.

The square root of 5637996 is about 2374.4464618096. The cubic root of 5637996 is about 177.9815239839.

The spelling of 5637996 in words is "five million, six hundred thirty-seven thousand, nine hundred ninety-six".