5138186 has 4 divisors (see below), whose sum is σ = 7707282. Its totient is φ = 2569092.

The previous prime is 5138183. The next prime is 5138207. The reversal of 5138186 is 6818315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4490161 + 648025 = 2119^2 + 805^2 .

It is not an unprimeable number, because it can be changed into a prime (5138183) 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 as a sum of consecutive naturals, namely, 1284545 + ... + 1284548.

Almost surely, 2^5138186 is an apocalyptic number.

5138186 is a deficient number, since it is larger than the sum of its proper divisors (2569096).

5138186 is a wasteful number, since it uses less digits than its factorization.

5138186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2569095.

The product of its digits is 5760, while the sum is 32.

The square root of 5138186 is about 2266.7567138976. The cubic root of 5138186 is about 172.5585994288.

The spelling of 5138186 in words is "five million, one hundred thirty-eight thousand, one hundred eighty-six".