5138586 has 32 divisors (see below), whose sum is σ = 11689920. Its totient is φ = 1672272.

The previous prime is 5138561. The next prime is 5138603. The reversal of 5138586 is 6858315.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5138586.

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 15 ways as a sum of consecutive naturals, for example, 1216 + ... + 3428.

It is an arithmetic number, because the mean of its divisors is an integer number (365310).

Almost surely, 2^5138586 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5138586, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5844960).

5138586 is an abundant number, since it is smaller than the sum of its proper divisors (6551334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5138586 is a wasteful number, since it uses less digits than its factorization.

5138586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267 (or 2261 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 5138586 is about 2266.8449439695. The cubic root of 5138586 is about 172.5630771212.

The spelling of 5138586 in words is "five million, one hundred thirty-eight thousand, five hundred eighty-six".