6748397 has 2 divisors, whose sum is σ = 6748398. Its totient is φ = 6748396.

The previous prime is 6748381. The next prime is 6748409. The reversal of 6748397 is 7938476.

6748397 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5262436 + 1485961 = 2294^2 + 1219^2 .

It is a cyclic number.

It is not a de Polignac number, because 6748397 - 2⁴ = 6748381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6748327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3374198 + 3374199.

It is an arithmetic number, because the mean of its divisors is an integer number (3374199).

Almost surely, 2^6748397 is an apocalyptic number.

It is an amenable number.

6748397 is a deficient number, since it is larger than the sum of its proper divisors (1).

6748397 is an equidigital number, since it uses as much as digits as its factorization.

6748397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 6748397 is about 2597.7676955417. The cubic root of 6748397 is about 188.9731959039.

The spelling of 6748397 in words is "six million, seven hundred forty-eight thousand, three hundred ninety-seven".