5187656 has 16 divisors (see below), whose sum is σ = 9766140. Its totient is φ = 2583360.

The previous prime is 5187629. The next prime is 5187667. The reversal of 5187656 is 6567815.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5134756 + 52900 = 2266^2 + 230^2 .

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, 1046 + ... + 3386.

Almost surely, 2^5187656 is an apocalyptic number.

It is an amenable number.

5187656 is a deficient number, since it is larger than the sum of its proper divisors (4578484).

5187656 is a wasteful number, since it uses less digits than its factorization.

5187656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624 (or 2620 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 5187656 is about 2277.6426409777. The cubic root of 5187656 is about 173.1106245585.

The spelling of 5187656 in words is "five million, one hundred eighty-seven thousand, six hundred fifty-six".