398229 has 8 divisors (see below), whose sum is σ = 571872. Its totient is φ = 245040.

The previous prime is 398227. The next prime is 398249. The reversal of 398229 is 922893.

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

It is not a de Polignac number, because 398229 - 2¹ = 398227 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 398229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5067 + ... + 5144.

It is an arithmetic number, because the mean of its divisors is an integer number (71484).

2³⁹⁸²²⁹ is an apocalyptic number.

398229 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

398229 is a deficient number, since it is larger than the sum of its proper divisors (173643).

398229 is a wasteful number, since it uses less digits than its factorization.

398229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227.

The product of its digits is 7776, while the sum is 33.

The square root of 398229 is about 631.0538804254. The cubic root of 398229 is about 73.5717287646.

The spelling of 398229 in words is "three hundred ninety-eight thousand, two hundred twenty-nine".