396398 has 8 divisors (see below), whose sum is σ = 607392. Its totient is φ = 193936.

The previous prime is 396379. The next prime is 396413. The reversal of 396398 is 893693.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

396398 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 3 ways as a sum of consecutive naturals, for example, 2015 + ... + 2202.

It is an arithmetic number, because the mean of its divisors is an integer number (75924).

2³⁹⁶³⁹⁸ is an apocalyptic number.

396398 is a deficient number, since it is larger than the sum of its proper divisors (210994).

396398 is a wasteful number, since it uses less digits than its factorization.

396398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266.

The product of its digits is 34992, while the sum is 38.

The square root of 396398 is about 629.6014612435. The cubic root of 396398 is about 73.4587980779.

The spelling of 396398 in words is "three hundred ninety-six thousand, three hundred ninety-eight".