698828 has 24 divisors (see below), whose sum is σ = 1340640. Its totient is φ = 316800.

The previous prime is 698827. The next prime is 698849. The reversal of 698828 is 828896.

It is a happy number.

698828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (698821) 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, 4553 + ... + 4703.

It is an arithmetic number, because the mean of its divisors is an integer number (55860).

2⁶⁹⁸⁸²⁸ is an apocalyptic number.

It is an amenable number.

698828 is a deficient number, since it is larger than the sum of its proper divisors (641812).

698828 is a wasteful number, since it uses less digits than its factorization.

698828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 255 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 698828 is about 835.9593291542. The cubic root of 698828 is about 88.7408189934.

The spelling of 698828 in words is "six hundred ninety-eight thousand, eight hundred twenty-eight".