698159 has 8 divisors (see below), whose sum is σ = 870528. Its totient is φ = 543960.

The previous prime is 698111. The next prime is 698171. The reversal of 698159 is 951896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 698159 - 2¹⁶ = 632623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698159.

It is not an unprimeable number, because it can be changed into a prime (698359) 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, 4457 + ... + 4610.

It is an arithmetic number, because the mean of its divisors is an integer number (108816).

2⁶⁹⁸¹⁵⁹ is an apocalyptic number.

698159 is a deficient number, since it is larger than the sum of its proper divisors (172369).

698159 is a wasteful number, since it uses less digits than its factorization.

698159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9085.

The product of its digits is 19440, while the sum is 38.

The square root of 698159 is about 835.5590942596. The cubic root of 698159 is about 88.7124922509.

It can be divided in two parts, 69 and 8159, that added together give a palindrome (8228).

The spelling of 698159 in words is "six hundred ninety-eight thousand, one hundred fifty-nine".