5139028 has 24 divisors (see below), whose sum is σ = 9511488. Its totient is φ = 2424576.

The previous prime is 5139019. The next prime is 5139047. The reversal of 5139028 is 8209315.

It is a junction number, because it is equal to n+sod(n) for n = 5138987 and 5139005.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7300 + ... + 7972.

It is an arithmetic number, because the mean of its divisors is an integer number (396312).

Almost surely, 2^5139028 is an apocalyptic number.

It is an amenable number.

5139028 is a deficient number, since it is larger than the sum of its proper divisors (4372460).

5139028 is a wasteful number, since it uses less digits than its factorization.

5139028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783 (or 781 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 5139028 is about 2266.9424342052. The cubic root of 5139028 is about 172.5680247010.

It can be divided in two parts, 513 and 9028, that multiplied together give a palindrome (4631364).

The spelling of 5139028 in words is "five million, one hundred thirty-nine thousand, twenty-eight".