398676 has 12 divisors (see below), whose sum is σ = 930272. Its totient is φ = 132888.

The previous prime is 398669. The next prime is 398681. The reversal of 398676 is 676893.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 16600 + ... + 16623.

2³⁹⁸⁶⁷⁶ is an apocalyptic number.

It is an amenable number.

398676 is an abundant number, since it is smaller than the sum of its proper divisors (531596).

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

398676 is a wasteful number, since it uses less digits than its factorization.

398676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33230 (or 33228 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 398676 is about 631.4079505359. The cubic root of 398676 is about 73.5992458177.

The spelling of 398676 in words is "three hundred ninety-eight thousand, six hundred seventy-six".