894449 has 2 divisors, whose sum is σ = 894450. Its totient is φ = 894448.

The previous prime is 894431. The next prime is 894451. The reversal of 894449 is 944498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734449 + 160000 = 857^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 894449 - 2⁸ = 894193 is a prime.

Together with 894451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (894409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447224 + 447225.

It is an arithmetic number, because the mean of its divisors is an integer number (447225).

2⁸⁹⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

894449 is a deficient number, since it is larger than the sum of its proper divisors (1).

894449 is an equidigital number, since it uses as much as digits as its factorization.

894449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 894449 is about 945.7531390379. The cubic root of 894449 is about 96.3500314946.

The spelling of 894449 in words is "eight hundred ninety-four thousand, four hundred forty-nine".