894871 has 2 divisors, whose sum is σ = 894872. Its totient is φ = 894870.

The previous prime is 894869. The next prime is 894893. The reversal of 894871 is 178498.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 894871 - 2¹ = 894869 is a prime.

Together with 894869, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 894871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (894811) 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, 447435 + 447436.

It is an arithmetic number, because the mean of its divisors is an integer number (447436).

2⁸⁹⁴⁸⁷¹ is an apocalyptic number.

894871 is a deficient number, since it is larger than the sum of its proper divisors (1).

894871 is an equidigital number, since it uses as much as digits as its factorization.

894871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 37.

The square root of 894871 is about 945.9762153458. The cubic root of 894871 is about 96.3651817233.

The spelling of 894871 in words is "eight hundred ninety-four thousand, eight hundred seventy-one".