398182 has 8 divisors (see below), whose sum is σ = 600336. Its totient is φ = 198072.

The previous prime is 398171. The next prime is 398207. The reversal of 398182 is 281893.

398182 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 148 + ... + 904.

It is an arithmetic number, because the mean of its divisors is an integer number (75042).

2³⁹⁸¹⁸² is an apocalyptic number.

398182 is a deficient number, since it is larger than the sum of its proper divisors (202154).

398182 is a wasteful number, since it uses less digits than its factorization.

398182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022.

The product of its digits is 3456, while the sum is 31.

The square root of 398182 is about 631.0166400342. The cubic root of 398182 is about 73.5688342765.

The spelling of 398182 in words is "three hundred ninety-eight thousand, one hundred eighty-two".