8685373 has 2 divisors, whose sum is σ = 8685374. Its totient is φ = 8685372.

The previous prime is 8685371. The next prime is 8685377. The reversal of 8685373 is 3735868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8048569 + 636804 = 2837^2 + 798^2 .

It is a cyclic number.

It is not a de Polignac number, because 8685373 - 2¹ = 8685371 is a prime.

Together with 8685371, it forms a pair of twin primes.

8685373 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8685371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4342686 + 4342687.

It is an arithmetic number, because the mean of its divisors is an integer number (4342687).

Almost surely, 2^8685373 is an apocalyptic number.

It is an amenable number.

8685373 is a deficient number, since it is larger than the sum of its proper divisors (1).

8685373 is an equidigital number, since it uses as much as digits as its factorization.

8685373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 8685373 is about 2947.0956889792. The cubic root of 8685373 is about 205.5556845169. Note that the first 3 decimals are identical.

It can be divided in two parts, 868 and 5373, that added together give a square (6241 = 79²).

The spelling of 8685373 in words is "eight million, six hundred eighty-five thousand, three hundred seventy-three".