894497 has 4 divisors (see below), whose sum is σ = 916356. Its totient is φ = 872640.

The previous prime is 894451. The next prime is 894503. The reversal of 894497 is 794498.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 279841 + 614656 = 529^2 + 784^2 .

It is a cyclic number.

It is not a de Polignac number, because 894497 - 2¹⁴ = 878113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 21817 = 894497 / (8 + 9 + 4 + 4 + 9 + 7).

It is a d-powerful number, because it can be written as 8³ + 9² + 4⁶ + 4⁸ + 9³ + 7⁷ .

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (894407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10868 + ... + 10949.

It is an arithmetic number, because the mean of its divisors is an integer number (229089).

2⁸⁹⁴⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

894497 is a deficient number, since it is larger than the sum of its proper divisors (21859).

894497 is a wasteful number, since it uses less digits than its factorization.

894497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21858.

The product of its digits is 72576, while the sum is 41.

The square root of 894497 is about 945.7785152984. The cubic root of 894497 is about 96.3517549835.

Subtracting from 894497 its reverse (794498), we obtain a palindrome (99999).

The spelling of 894497 in words is "eight hundred ninety-four thousand, four hundred ninety-seven".