698594 has 16 divisors (see below), whose sum is σ = 1144248. Its totient is φ = 317952.

The previous prime is 698591. The next prime is 698641. The reversal of 698594 is 495896.

It can be written as a sum of positive squares in 4 ways, for example, as 344569 + 354025 = 587^2 + 595^2 .

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 2384 + ... + 2660.

2⁶⁹⁸⁵⁹⁴ is an apocalyptic number.

698594 is a deficient number, since it is larger than the sum of its proper divisors (445654).

698594 is a wasteful number, since it uses less digits than its factorization.

698594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389.

The product of its digits is 77760, while the sum is 41.

The square root of 698594 is about 835.8193584741. The cubic root of 698594 is about 88.7309130414.

The spelling of 698594 in words is "six hundred ninety-eight thousand, five hundred ninety-four".