5638332 has 72 divisors (see below), whose sum is σ = 15730176. Its totient is φ = 1566432.

The previous prime is 5638327. The next prime is 5638349. The reversal of 5638332 is 2338365.

It is a self number, because there is not a number n which added to its sum of digits gives 5638332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25173 + ... + 25395.

Almost surely, 2^5638332 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 5638332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7865088).

5638332 is an abundant number, since it is smaller than the sum of its proper divisors (10091844).

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

5638332 is a wasteful number, since it uses less digits than its factorization.

5638332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 278 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 5638332 is about 2374.5172140880. The cubic root of 5638332 is about 177.9850595548.

The spelling of 5638332 in words is "five million, six hundred thirty-eight thousand, three hundred thirty-two".