5139838 has 24 divisors (see below), whose sum is σ = 8627976. Its totient is φ = 2294160.

The previous prime is 5139821. The next prime is 5139859. The reversal of 5139838 is 8389315.

It is a junction number, because it is equal to n+sod(n) for n = 5139797 and 5139806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16056 + ... + 16372.

It is an arithmetic number, because the mean of its divisors is an integer number (359499).

Almost surely, 2^5139838 is an apocalyptic number.

5139838 is a deficient number, since it is larger than the sum of its proper divisors (3488138).

5139838 is a wasteful number, since it uses less digits than its factorization.

5139838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 397 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 5139838 is about 2267.1210819010. The cubic root of 5139838 is about 172.5770907965.

The spelling of 5139838 in words is "five million, one hundred thirty-nine thousand, eight hundred thirty-eight".