5186838 has 16 divisors (see below), whose sum is σ = 10407600. Its totient is φ = 1723296.

The previous prime is 5186837. The next prime is 5186849. The reversal of 5186838 is 8386815.

It is a happy number.

It is a super-3 number, since 3×5186838³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5186796 and 5186805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5186833) 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 7 ways as a sum of consecutive naturals, for example, 856 + ... + 3332.

It is an arithmetic number, because the mean of its divisors is an integer number (650475).

Almost surely, 2^5186838 is an apocalyptic number.

5186838 is an abundant number, since it is smaller than the sum of its proper divisors (5220762).

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

5186838 is a wasteful number, since it uses less digits than its factorization.

5186838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831.

The product of its digits is 46080, while the sum is 39.

The square root of 5186838 is about 2277.4630622691. The cubic root of 5186838 is about 173.1015252701.

The spelling of 5186838 in words is "five million, one hundred eighty-six thousand, eight hundred thirty-eight".