398325 has 24 divisors (see below), whose sum is σ = 678528. Its totient is φ = 206080.

The previous prime is 398323. The next prime is 398339. The reversal of 398325 is 523893.

It is a happy number.

It is not a de Polignac number, because 398325 - 2¹ = 398323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 398292 and 398301.

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 398325.

It is not an unprimeable number, because it can be changed into a prime (398323) 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 23 ways as a sum of consecutive naturals, for example, 3469 + ... + 3581.

It is an arithmetic number, because the mean of its divisors is an integer number (28272).

2³⁹⁸³²⁵ is an apocalyptic number.

It is an amenable number.

398325 is a deficient number, since it is larger than the sum of its proper divisors (280203).

398325 is a wasteful number, since it uses less digits than its factorization.

398325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 168 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 398325 is about 631.1299390775. The cubic root of 398325 is about 73.5776402029.

The spelling of 398325 in words is "three hundred ninety-eight thousand, three hundred twenty-five".