8468861 has 2 divisors, whose sum is σ = 8468862. Its totient is φ = 8468860.

The previous prime is 8468857. The next prime is 8468897. The reversal of 8468861 is 1688648.

8468861 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 can be written as a sum of positive squares in only one way, i.e., 8444836 + 24025 = 2906^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 8468861 - 2² = 8468857 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8468821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4234430 + 4234431.

It is an arithmetic number, because the mean of its divisors is an integer number (4234431).

Almost surely, 2^8468861 is an apocalyptic number.

It is an amenable number.

8468861 is a deficient number, since it is larger than the sum of its proper divisors (1).

8468861 is an equidigital number, since it uses as much as digits as its factorization.

8468861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 41.

The square root of 8468861 is about 2910.1307530762. The cubic root of 8468861 is about 203.8332370963.

The spelling of 8468861 in words is "eight million, four hundred sixty-eight thousand, eight hundred sixty-one".