897884 has 24 divisors (see below), whose sum is σ = 1749888. Its totient is φ = 400320.

The previous prime is 897881. The next prime is 897887. The reversal of 897884 is 488798.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (897881) and next prime (897887).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 897884.

It is not an unprimeable number, because it can be changed into a prime (897881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334 + ... + 1890.

It is an arithmetic number, because the mean of its divisors is an integer number (72912).

2⁸⁹⁷⁸⁸⁴ is an apocalyptic number.

It is an amenable number.

897884 is a deficient number, since it is larger than the sum of its proper divisors (852004).

897884 is a wasteful number, since it uses less digits than its factorization.

897884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605 (or 603 counting only the distinct ones).

The product of its digits is 129024, while the sum is 44.

The square root of 897884 is about 947.5674118499. The cubic root of 897884 is about 96.4732133228.

The spelling of 897884 in words is "eight hundred ninety-seven thousand, eight hundred eighty-four".