898784 has 12 divisors (see below), whose sum is σ = 1769544. Its totient is φ = 449376.

The previous prime is 898769. The next prime is 898787. The reversal of 898784 is 487898.

It is a happy number.

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 898784.

It is not an unprimeable number, because it can be changed into a prime (898787) by changing a digit.

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 as a sum of consecutive naturals, namely, 14012 + ... + 14075.

It is an arithmetic number, because the mean of its divisors is an integer number (147462).

2⁸⁹⁸⁷⁸⁴ is an apocalyptic number.

It is an amenable number.

898784 is a deficient number, since it is larger than the sum of its proper divisors (870760).

898784 is a wasteful number, since it uses less digits than its factorization.

898784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28097 (or 28089 counting only the distinct ones).

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

The square root of 898784 is about 948.0421931539. The cubic root of 898784 is about 96.5054360813.

The spelling of 898784 in words is "eight hundred ninety-eight thousand, seven hundred eighty-four".