200398 has 8 divisors (see below), whose sum is σ = 327960. Its totient is φ = 91080.

The previous prime is 200383. The next prime is 200401. The reversal of 200398 is 893002.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 9109 = 200398 / (2 + 0 + 0 + 3 + 9 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4533 + ... + 4576.

It is an arithmetic number, because the mean of its divisors is an integer number (40995).

2²⁰⁰³⁹⁸ is an apocalyptic number.

200398 is a deficient number, since it is larger than the sum of its proper divisors (127562).

200398 is a wasteful number, since it uses less digits than its factorization.

200398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9122.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 200398 is about 447.6583518712. The cubic root of 200398 is about 58.5191210293.

The spelling of 200398 in words is "two hundred thousand, three hundred ninety-eight".