897711 has 8 divisors (see below), whose sum is σ = 1224960. Its totient is φ = 584472.

The previous prime is 897709. The next prime is 897727. The reversal of 897711 is 117798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 897711 - 2¹ = 897709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897751) 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 in 7 ways as a sum of consecutive naturals, for example, 3351 + ... + 3608.

It is an arithmetic number, because the mean of its divisors is an integer number (153120).

2⁸⁹⁷⁷¹¹ is an apocalyptic number.

897711 is a deficient number, since it is larger than the sum of its proper divisors (327249).

897711 is a wasteful number, since it uses less digits than its factorization.

897711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7005.

The product of its digits is 3528, while the sum is 33.

The square root of 897711 is about 947.4761210711. The cubic root of 897711 is about 96.4670169255.

The spelling of 897711 in words is "eight hundred ninety-seven thousand, seven hundred eleven".