6938648 has 32 divisors (see below), whose sum is σ = 13824000. Its totient is φ = 3255840.

The previous prime is 6938623. The next prime is 6938651. The reversal of 6938648 is 8468396.

It is a junction number, because it is equal to n+sod(n) for n = 6938599 and 6938608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28913 + ... + 29151.

It is an arithmetic number, because the mean of its divisors is an integer number (432000).

Almost surely, 2^6938648 is an apocalyptic number.

It is an amenable number.

6938648 is a deficient number, since it is larger than the sum of its proper divisors (6885352).

6938648 is a wasteful number, since it uses less digits than its factorization.

6938648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 451 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 6938648 is about 2634.1313558743. The cubic root of 6938648 is about 190.7326101363.

The spelling of 6938648 in words is "six million, nine hundred thirty-eight thousand, six hundred forty-eight".