895861 has 2 divisors, whose sum is σ = 895862. Its totient is φ = 895860.

The previous prime is 895841. The next prime is 895879. The reversal of 895861 is 168598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 731025 + 164836 = 855^2 + 406^2 .

It is a cyclic number.

It is not a de Polignac number, because 895861 - 2¹³ = 887669 is a prime.

It is a Chen prime.

895861 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 895861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (895801) 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, 447930 + 447931.

It is an arithmetic number, because the mean of its divisors is an integer number (447931).

2⁸⁹⁵⁸⁶¹ is an apocalyptic number.

It is an amenable number.

895861 is a deficient number, since it is larger than the sum of its proper divisors (1).

895861 is an equidigital number, since it uses as much as digits as its factorization.

895861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 37.

The square root of 895861 is about 946.4993396722. The cubic root of 895861 is about 96.4007050447.

The spelling of 895861 in words is "eight hundred ninety-five thousand, eight hundred sixty-one".