698259 has 4 divisors (see below), whose sum is σ = 931016. Its totient is φ = 465504.

The previous prime is 698251. The next prime is 698261. The reversal of 698259 is 952896.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 698259 - 2³ = 698251 is a prime.

It is a D-number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698259.

It is not an unprimeable number, because it can be changed into a prime (698251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116374 + ... + 116379.

It is an arithmetic number, because the mean of its divisors is an integer number (232754).

2⁶⁹⁸²⁵⁹ is an apocalyptic number.

698259 is a deficient number, since it is larger than the sum of its proper divisors (232757).

698259 is a wasteful number, since it uses less digits than its factorization.

698259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232756.

The product of its digits is 38880, while the sum is 39.

The square root of 698259 is about 835.6189322891. The cubic root of 698259 is about 88.7167275925.

The spelling of 698259 in words is "six hundred ninety-eight thousand, two hundred fifty-nine".