897469 has 2 divisors, whose sum is σ = 897470. Its totient is φ = 897468.

The previous prime is 897467. The next prime is 897473. The reversal of 897469 is 964798.

897469 is nontrivially palindromic in base 16.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783225 + 114244 = 885^2 + 338^2 .

It is a cyclic number.

It is not a de Polignac number, because 897469 - 2¹ = 897467 is a prime.

It is a super-2 number, since 2×897469² = 1610901211922, which contains 22 as substring.

Together with 897467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (897461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448734 + 448735.

It is an arithmetic number, because the mean of its divisors is an integer number (448735).

2⁸⁹⁷⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

897469 is a deficient number, since it is larger than the sum of its proper divisors (1).

897469 is an equidigital number, since it uses as much as digits as its factorization.

897469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 897469 is about 947.3484047593. The cubic root of 897469 is about 96.4583477970.

The spelling of 897469 in words is "eight hundred ninety-seven thousand, four hundred sixty-nine".