897944 has 16 divisors (see below), whose sum is σ = 1701000. Its totient is φ = 444352.

The previous prime is 897931. The next prime is 897947. The reversal of 897944 is 449798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897947) by changing a digit.

897944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332 + ... + 1380.

2⁸⁹⁷⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

897944 is a deficient number, since it is larger than the sum of its proper divisors (803056).

897944 is a wasteful number, since it uses less digits than its factorization.

897944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162 (or 1158 counting only the distinct ones).

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

The square root of 897944 is about 947.5990713377. The cubic root of 897944 is about 96.4753621764.

It can be divided in two parts, 89794 and 4, that added together give a palindrome (89798).

The spelling of 897944 in words is "eight hundred ninety-seven thousand, nine hundred forty-four".