398300 has 36 divisors (see below), whose sum is σ = 989520. Its totient is φ = 136320.

The previous prime is 398287. The next prime is 398303. The reversal of 398300 is 3893.

It is a nialpdrome in base 14.

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 398300.

It is not an unprimeable number, because it can be changed into a prime (398303) by changing a digit.

398300 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416 + ... + 984.

2³⁹⁸³⁰⁰ 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 398300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494760).

398300 is an abundant number, since it is smaller than the sum of its proper divisors (591220).

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

398300 is a wasteful number, since it uses less digits than its factorization.

398300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590 (or 583 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 398300 is about 631.1101330196. The cubic root of 398300 is about 73.5761008573.

The spelling of 398300 in words is "three hundred ninety-eight thousand, three hundred".