683398 has 8 divisors (see below), whose sum is σ = 1031040. Its totient is φ = 339720.

The previous prime is 683381. The next prime is 683401. The reversal of 683398 is 893386.

It is a happy number.

683398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 513 + ... + 1276.

It is an arithmetic number, because the mean of its divisors is an integer number (128880).

2⁶⁸³³⁹⁸ is an apocalyptic number.

683398 is a deficient number, since it is larger than the sum of its proper divisors (347642).

683398 is a wasteful number, since it uses less digits than its factorization.

683398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982.

The product of its digits is 31104, while the sum is 37.

The square root of 683398 is about 826.6788977590. The cubic root of 683398 is about 88.0828249139.

It can be divided in two parts, 683 and 398, that added together give a triangular number (1081 = T₄₆).

The spelling of 683398 in words is "six hundred eighty-three thousand, three hundred ninety-eight".