9873859 has 2 divisors, whose sum is σ = 9873860. Its totient is φ = 9873858.

The previous prime is 9873839. The next prime is 9873881. The reversal of 9873859 is 9583789.

9873859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9873859 - 2²³ = 1485251 is a prime.

It is not a weakly prime, because it can be changed into another prime (9873839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4936929 + 4936930.

It is an arithmetic number, because the mean of its divisors is an integer number (4936930).

Almost surely, 2^9873859 is an apocalyptic number.

9873859 is a deficient number, since it is larger than the sum of its proper divisors (1).

9873859 is an equidigital number, since it uses as much as digits as its factorization.

9873859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 49.

The square root of 9873859 is about 3142.2697210774. The cubic root of 9873859 is about 214.5337579969.

The spelling of 9873859 in words is "nine million, eight hundred seventy-three thousand, eight hundred fifty-nine".