398054 has 8 divisors (see below), whose sum is σ = 617760. Its totient is φ = 192136.

The previous prime is 398053. The next prime is 398059. The reversal of 398054 is 450893.

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398053) 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, 3374 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (77220).

2³⁹⁸⁰⁵⁴ is an apocalyptic number.

398054 is a deficient number, since it is larger than the sum of its proper divisors (219706).

398054 is a wasteful number, since it uses less digits than its factorization.

398054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6894.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 398054 is about 630.9152082491. The cubic root of 398054 is about 73.5609502603.

The spelling of 398054 in words is "three hundred ninety-eight thousand, fifty-four".