404198 has 4 divisors (see below), whose sum is σ = 606300. Its totient is φ = 202098.

The previous prime is 404197. The next prime is 404213. The reversal of 404198 is 891404.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101048 + ... + 101051.

It is an arithmetic number, because the mean of its divisors is an integer number (151575).

2⁴⁰⁴¹⁹⁸ is an apocalyptic number.

404198 is a deficient number, since it is larger than the sum of its proper divisors (202102).

404198 is a wasteful number, since it uses less digits than its factorization.

404198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202101.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 404198 is about 635.7656801055. The cubic root of 404198 is about 73.9374928694.

The spelling of 404198 in words is "four hundred four thousand, one hundred ninety-eight".