698804 has 12 divisors (see below), whose sum is σ = 1253028. Its totient is φ = 340800.

The previous prime is 698779. The next prime is 698821. The reversal of 698804 is 408896.

698804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 362404 + 336400 = 602^2 + 580^2 .

It is a congruent number.

It is an unprimeable number.

698804 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1967 + ... + 2294.

It is an arithmetic number, because the mean of its divisors is an integer number (104419).

2⁶⁹⁸⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

698804 is a deficient number, since it is larger than the sum of its proper divisors (554224).

698804 is a wasteful number, since it uses less digits than its factorization.

698804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306 (or 4304 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 698804 is about 835.9449742657. The cubic root of 698804 is about 88.7398031001.

The spelling of 698804 in words is "six hundred ninety-eight thousand, eight hundred four".