398175 has 12 divisors (see below), whose sum is σ = 658440. Its totient is φ = 212320.

The previous prime is 398171. The next prime is 398207. The reversal of 398175 is 571893.

398175 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 398175 - 2² = 398171 is a prime.

398175 is strictly pandigital in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2580 + ... + 2729.

It is an arithmetic number, because the mean of its divisors is an integer number (54870).

2³⁹⁸¹⁷⁵ is an apocalyptic number.

398175 is a deficient number, since it is larger than the sum of its proper divisors (260265).

398175 is a wasteful number, since it uses less digits than its factorization.

398175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322 (or 5317 counting only the distinct ones).

The product of its digits is 7560, while the sum is 33.

The square root of 398175 is about 631.0110934049. The cubic root of 398175 is about 73.5684031630.

The spelling of 398175 in words is "three hundred ninety-eight thousand, one hundred seventy-five".