5278538 has 8 divisors (see below), whose sum is σ = 7947840. Its totient is φ = 2629260.

The previous prime is 5278529. The next prime is 5278541. The reversal of 5278538 is 8358725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4328 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (993480).

Almost surely, 2^5278538 is an apocalyptic number.

5278538 is a deficient number, since it is larger than the sum of its proper divisors (2669302).

5278538 is a wasteful number, since it uses less digits than its factorization.

5278538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012.

The product of its digits is 67200, while the sum is 38.

The square root of 5278538 is about 2297.5069096740. The cubic root of 5278538 is about 174.1156803307.

The spelling of 5278538 in words is "five million, two hundred seventy-eight thousand, five hundred thirty-eight".