398282 has 8 divisors (see below), whose sum is σ = 603876. Its totient is φ = 196992.

The previous prime is 398273. The next prime is 398287. The reversal of 398282 is 282893.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 398161 + 121 = 631^2 + 11^2 .

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

It is not an unprimeable number, because it can be changed into a prime (398287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833 + ... + 1220.

2³⁹⁸²⁸² is an apocalyptic number.

398282 is a deficient number, since it is larger than the sum of its proper divisors (205594).

398282 is a wasteful number, since it uses less digits than its factorization.

398282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152.

The product of its digits is 6912, while the sum is 32.

The square root of 398282 is about 631.0958722730. The cubic root of 398282 is about 73.5749924886.

The spelling of 398282 in words is "three hundred ninety-eight thousand, two hundred eighty-two".