5138686 has 8 divisors (see below), whose sum is σ = 8809200. Its totient is φ = 2202288.

The previous prime is 5138677. The next prime is 5138687. The reversal of 5138686 is 6868315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5138687) 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, 183511 + ... + 183538.

It is an arithmetic number, because the mean of its divisors is an integer number (1101150).

Almost surely, 2^5138686 is an apocalyptic number.

5138686 is a deficient number, since it is larger than the sum of its proper divisors (3670514).

5138686 is a wasteful number, since it uses less digits than its factorization.

5138686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367058.

The product of its digits is 34560, while the sum is 37.

The square root of 5138686 is about 2266.8670009509. The cubic root of 5138686 is about 172.5641965079.

The spelling of 5138686 in words is "five million, one hundred thirty-eight thousand, six hundred eighty-six".