5639528 has 16 divisors (see below), whose sum is σ = 10609380. Its totient is φ = 2810368.

The previous prime is 5639527. The next prime is 5639533. The reversal of 5639528 is 8259365.

5639528 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4937284 + 702244 = 2222^2 + 838^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5639491 and 5639500.

It is not an unprimeable number, because it can be changed into a prime (5639521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1826 + ... + 3822.

Almost surely, 2^5639528 is an apocalyptic number.

It is an amenable number.

5639528 is a deficient number, since it is larger than the sum of its proper divisors (4969852).

5639528 is a wasteful number, since it uses less digits than its factorization.

5639528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2352 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 5639528 is about 2374.7690414017. The cubic root of 5639528 is about 177.9976433640.

The spelling of 5639528 in words is "five million, six hundred thirty-nine thousand, five hundred twenty-eight".