698500 has 48 divisors (see below), whose sum is σ = 1677312. Its totient is φ = 252000.

The previous prime is 698491. The next prime is 698507. The reversal of 698500 is 5896.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (698507) by changing a digit.

698500 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5437 + ... + 5563.

It is an arithmetic number, because the mean of its divisors is an integer number (34944).

2⁶⁹⁸⁵⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (838656).

698500 is an abundant number, since it is smaller than the sum of its proper divisors (978812).

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

698500 is a wasteful number, since it uses less digits than its factorization.

698500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 698500 is about 835.7631243361. The cubic root of 698500 is about 88.7269331046.

The spelling of 698500 in words is "six hundred ninety-eight thousand, five hundred".