6820748 has 12 divisors (see below), whose sum is σ = 13021512. Its totient is φ = 3100320.

The previous prime is 6820741. The next prime is 6820769. The reversal of 6820748 is 8470286.

It is not an unprimeable number, because it can be changed into a prime (6820741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77465 + ... + 77552.

It is an arithmetic number, because the mean of its divisors is an integer number (1085126).

Almost surely, 2^6820748 is an apocalyptic number.

It is an amenable number.

6820748 is a deficient number, since it is larger than the sum of its proper divisors (6200764).

6820748 is a wasteful number, since it uses less digits than its factorization.

6820748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155032 (or 155030 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 6820748 is about 2611.6561795152. The cubic root of 6820748 is about 189.6461373000.

The spelling of 6820748 in words is "six million, eight hundred twenty thousand, seven hundred forty-eight".