6864317 has 2 divisors, whose sum is σ = 6864318. Its totient is φ = 6864316.

The previous prime is 6864307. The next prime is 6864323. The reversal of 6864317 is 7134686.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5044516 + 1819801 = 2246^2 + 1349^2 .

It is a cyclic number.

It is not a de Polignac number, because 6864317 - 2¹² = 6860221 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6864307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3432158 + 3432159.

It is an arithmetic number, because the mean of its divisors is an integer number (3432159).

Almost surely, 2^6864317 is an apocalyptic number.

It is an amenable number.

6864317 is a deficient number, since it is larger than the sum of its proper divisors (1).

6864317 is an equidigital number, since it uses as much as digits as its factorization.

6864317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 6864317 is about 2619.9841602575. The cubic root of 6864317 is about 190.0490824257.

The spelling of 6864317 in words is "six million, eight hundred sixty-four thousand, three hundred seventeen".