698708 has 12 divisors (see below), whose sum is σ = 1256052. Its totient is φ = 339840.

The previous prime is 698701. The next prime is 698713. The reversal of 698708 is 807896.

It can be written as a sum of positive squares in 2 ways, for example, as 515524 + 183184 = 718^2 + 428^2 .

It is a nialpdrome in base 4 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698701) by changing a digit.

698708 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, 2213 + ... + 2508.

It is an arithmetic number, because the mean of its divisors is an integer number (104671).

2⁶⁹⁸⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

698708 is a deficient number, since it is larger than the sum of its proper divisors (557344).

698708 is a wasteful number, since it uses less digits than its factorization.

698708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4762 (or 4760 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 698708 is about 835.8875522461. The cubic root of 698708 is about 88.7357392943.

The spelling of 698708 in words is "six hundred ninety-eight thousand, seven hundred eight".