398038 has 16 divisors (see below), whose sum is σ = 660960. Its totient is φ = 178816.

The previous prime is 398033. The next prime is 398039. The reversal of 398038 is 830893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398033) 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, 528 + ... + 1036.

It is an arithmetic number, because the mean of its divisors is an integer number (41310).

2³⁹⁸⁰³⁸ is an apocalyptic number.

398038 is a deficient number, since it is larger than the sum of its proper divisors (262922).

398038 is a wasteful number, since it uses less digits than its factorization.

398038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 398038 is about 630.9025281293. The cubic root of 398038 is about 73.5599646394.

The spelling of 398038 in words is "three hundred ninety-eight thousand, thirty-eight".