5187637 has 16 divisors (see below), whose sum is σ = 6455680. Its totient is φ = 4059072.

The previous prime is 5187629. The next prime is 5187667. The reversal of 5187637 is 7367815.

It is a 4-Lehmer number, since φ(5187637) divides (5187637-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 5187637 - 2³ = 5187629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5187596 and 5187605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5187617) 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 15 ways as a sum of consecutive naturals, for example, 9658 + ... + 10180.

It is an arithmetic number, because the mean of its divisors is an integer number (403480).

It is a Poulet number, since it divides 2^5187636-1.

Almost surely, 2^5187637 is an apocalyptic number.

It is an amenable number.

5187637 is a deficient number, since it is larger than the sum of its proper divisors (1268043).

5187637 is a wasteful number, since it uses less digits than its factorization.

5187637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652.

The product of its digits is 35280, while the sum is 37.

The square root of 5187637 is about 2277.6384699947. The cubic root of 5187637 is about 173.1104132167.

The spelling of 5187637 in words is "five million, one hundred eighty-seven thousand, six hundred thirty-seven".