6538036 has 12 divisors (see below), whose sum is σ = 11501028. Its totient is φ = 3252032.

The previous prime is 6538019. The next prime is 6538043. The reversal of 6538036 is 6308356.

It can be written as a sum of positive squares in 2 ways, for example, as 6451600 + 86436 = 2540^2 + 294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6537989 and 6538007.

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 3 ways as a sum of consecutive naturals, for example, 3361 + ... + 4936.

It is an arithmetic number, because the mean of its divisors is an integer number (958419).

Almost surely, 2^6538036 is an apocalyptic number.

It is an amenable number.

6538036 is a deficient number, since it is larger than the sum of its proper divisors (4962992).

6538036 is a wasteful number, since it uses less digits than its factorization.

6538036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8498 (or 8496 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6538036 is about 2556.9583492892. The cubic root of 6538036 is about 186.9888751997.

The spelling of 6538036 in words is "six million, five hundred thirty-eight thousand, thirty-six".