5639632 has 20 divisors (see below), whose sum is σ = 11194596. Its totient is φ = 2750720.

The previous prime is 5639617. The next prime is 5639693. The reversal of 5639632 is 2369365.

It can be written as a sum of positive squares in 2 ways, for example, as 1860496 + 3779136 = 1364^2 + 1944^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3643 + ... + 4954.

Almost surely, 2^5639632 is an apocalyptic number.

It is an amenable number.

5639632 is a deficient number, since it is larger than the sum of its proper divisors (5554964).

5639632 is a wasteful number, since it uses less digits than its factorization.

5639632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8646 (or 8640 counting only the distinct ones).

The product of its digits is 29160, while the sum is 34.

The square root of 5639632 is about 2374.7909381670. The cubic root of 5639632 is about 177.9987375242.

The spelling of 5639632 in words is "five million, six hundred thirty-nine thousand, six hundred thirty-two".