998448 has 80 divisors (see below), whose sum is σ = 2952192. Its totient is φ = 288000.

The previous prime is 998443. The next prime is 998471. The reversal of 998448 is 844899.

998448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (82944) is a multiple of the sum of its prime divisors (108).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16338 + ... + 16398.

2⁹⁹⁸⁴⁴⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1476096).

998448 is an abundant number, since it is smaller than the sum of its proper divisors (1953744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

998448 is a wasteful number, since it uses less digits than its factorization.

998448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 108 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 998448 is about 999.2236986781. The cubic root of 998448 is about 99.9482398802.

The spelling of 998448 in words is "nine hundred ninety-eight thousand, four hundred forty-eight".