894791 has 2 divisors, whose sum is σ = 894792. Its totient is φ = 894790.

The previous prime is 894779. The next prime is 894793. The reversal of 894791 is 197498.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 894791 - 2¹⁸ = 632647 is a prime.

It is a Sophie Germain prime.

Together with 894793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 894791.

It is not a weakly prime, because it can be changed into another prime (894793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447395 + 447396.

It is an arithmetic number, because the mean of its divisors is an integer number (447396).

2⁸⁹⁴⁷⁹¹ is an apocalyptic number.

894791 is a deficient number, since it is larger than the sum of its proper divisors (1).

894791 is an equidigital number, since it uses as much as digits as its factorization.

894791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 38.

The square root of 894791 is about 945.9339300395. The cubic root of 894791 is about 96.3623100080.

The spelling of 894791 in words is "eight hundred ninety-four thousand, seven hundred ninety-one".