984398 has 8 divisors (see below), whose sum is σ = 1487640. Its totient is φ = 488520.

The previous prime is 984397. The next prime is 984407. The reversal of 984398 is 893489.

984398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493 + ... + 2048.

It is an arithmetic number, because the mean of its divisors is an integer number (185955).

2⁹⁸⁴³⁹⁸ is an apocalyptic number.

984398 is a deficient number, since it is larger than the sum of its proper divisors (503242).

984398 is a wasteful number, since it uses less digits than its factorization.

984398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682.

The product of its digits is 62208, while the sum is 41.

The square root of 984398 is about 992.1683324920. The cubic root of 984398 is about 99.4772049496.

Subtracting from 984398 its reverse (893489), we obtain a palindrome (90909).

The spelling of 984398 in words is "nine hundred eighty-four thousand, three hundred ninety-eight".