5128636 has 12 divisors (see below), whose sum is σ = 9122680. Its totient is φ = 2522160.

The previous prime is 5128633. The next prime is 5128637. The reversal of 5128636 is 6368215.

It is a junction number, because it is equal to n+sod(n) for n = 5128598 and 5128607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128633) 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 3 ways as a sum of consecutive naturals, for example, 10266 + ... + 10753.

Almost surely, 2^5128636 is an apocalyptic number.

It is an amenable number.

5128636 is a deficient number, since it is larger than the sum of its proper divisors (3994044).

5128636 is a wasteful number, since it uses less digits than its factorization.

5128636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21084 (or 21082 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 5128636 is about 2264.6492002074. The cubic root of 5128636 is about 172.4516254469.

The spelling of 5128636 in words is "five million, one hundred twenty-eight thousand, six hundred thirty-six".