398298 has 8 divisors (see below), whose sum is σ = 796608. Its totient is φ = 132764.

The previous prime is 398287. The next prime is 398303. The reversal of 398298 is 892893.

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

398298 is an admirable 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, 33186 + ... + 33197.

It is an arithmetic number, because the mean of its divisors is an integer number (99576).

2³⁹⁸²⁹⁸ is an apocalyptic number.

398298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

398298 is a wasteful number, since it uses less digits than its factorization.

398298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66388.

The product of its digits is 31104, while the sum is 39.

The square root of 398298 is about 631.1085485081. The cubic root of 398298 is about 73.5759777068.

It can be divided in two parts, 398 and 298, that added together give a palindrome (696).

The spelling of 398298 in words is "three hundred ninety-eight thousand, two hundred ninety-eight".