894917 has 2 divisors, whose sum is σ = 894918. Its totient is φ = 894916.

The previous prime is 894893. The next prime is 894923. The reversal of 894917 is 719498.

It is a Cunningham number, because it is equal to 946²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 894916 + 1 = 946^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 894917 - 2¹² = 890821 is a 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 894917.

It is not a weakly prime, because it can be changed into another prime (894947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447458 + 447459.

It is an arithmetic number, because the mean of its divisors is an integer number (447459).

2⁸⁹⁴⁹¹⁷ is an apocalyptic number.

It is an amenable number.

894917 is a deficient number, since it is larger than the sum of its proper divisors (1).

894917 is an equidigital number, since it uses as much as digits as its factorization.

894917 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 894917 is about 946.0005285411. Note that the first 3 decimals coincide. The cubic root of 894917 is about 96.3668328821.

It can be divided in two parts, 89491 and 7, that added together give a palindrome (89498).

The spelling of 894917 in words is "eight hundred ninety-four thousand, nine hundred seventeen".