698593 has 12 divisors (see below), whose sum is σ = 831060. Its totient is φ = 585312.

The previous prime is 698591. The next prime is 698641. The reversal of 698593 is 395896.

It can be written as a sum of positive squares in 2 ways, for example, as 247009 + 451584 = 497^2 + 672^2 .

It is not a de Polignac number, because 698593 - 2¹ = 698591 is a prime.

It is a Duffinian number.

698593 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (698591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2463 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (69255).

2⁶⁹⁸⁵⁹³ is an apocalyptic number.

It is an amenable number.

698593 is a deficient number, since it is larger than the sum of its proper divisors (132467).

698593 is a wasteful number, since it uses less digits than its factorization.

698593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336 (or 329 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 698593 is about 835.8187602585. The cubic root of 698593 is about 88.7308707036.

The spelling of 698593 in words is "six hundred ninety-eight thousand, five hundred ninety-three".