6813748 has 6 divisors (see below), whose sum is σ = 11924066. Its totient is φ = 3406872.

The previous prime is 6813739. The next prime is 6813797. The reversal of 6813748 is 8473186.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5817744 + 996004 = 2412^2 + 998^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 851715 + ... + 851722.

Almost surely, 2^6813748 is an apocalyptic number.

It is an amenable number.

6813748 is a deficient number, since it is larger than the sum of its proper divisors (5110318).

6813748 is a wasteful number, since it uses less digits than its factorization.

6813748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703441 (or 1703439 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 6813748 is about 2610.3156897203. The cubic root of 6813748 is about 189.5812383887.

The spelling of 6813748 in words is "six million, eight hundred thirteen thousand, seven hundred forty-eight".