398876 has 6 divisors (see below), whose sum is σ = 698040. Its totient is φ = 199436.

The previous prime is 398863. The next prime is 398887. The reversal of 398876 is 678893.

398876 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49856 + ... + 49863.

It is an arithmetic number, because the mean of its divisors is an integer number (116340).

2³⁹⁸⁸⁷⁶ is an apocalyptic number.

It is an amenable number.

398876 is a deficient number, since it is larger than the sum of its proper divisors (299164).

398876 is a wasteful number, since it uses less digits than its factorization.

398876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99723 (or 99721 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 398876 is about 631.5663068911. The cubic root of 398876 is about 73.6115510383.

It can be divided in two parts, 39887 and 6, that added together give a palindrome (39893).

The spelling of 398876 in words is "three hundred ninety-eight thousand, eight hundred seventy-six".