6745873 has 2 divisors, whose sum is σ = 6745874. Its totient is φ = 6745872.

The previous prime is 6745841. The next prime is 6745897. The reversal of 6745873 is 3785476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6671889 + 73984 = 2583^2 + 272^2 .

It is a cyclic number.

It is not a de Polignac number, because 6745873 - 2⁵ = 6745841 is a prime.

It is not a weakly prime, because it can be changed into another prime (6740873) by changing a digit.

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, 3372936 + 3372937.

It is an arithmetic number, because the mean of its divisors is an integer number (3372937).

Almost surely, 2^6745873 is an apocalyptic number.

It is an amenable number.

6745873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6745873 is an equidigital number, since it uses as much as digits as its factorization.

6745873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 40.

The square root of 6745873 is about 2597.2818483946. The cubic root of 6745873 is about 188.9496333787.

The spelling of 6745873 in words is "six million, seven hundred forty-five thousand, eight hundred seventy-three".