698873 has 4 divisors (see below), whose sum is σ = 798720. Its totient is φ = 599028.

The previous prime is 698849. The next prime is 698891. The reversal of 698873 is 378896.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 698873 - 2¹⁴ = 682489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 698873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49913 + ... + 49926.

It is an arithmetic number, because the mean of its divisors is an integer number (199680).

2⁶⁹⁸⁸⁷³ is an apocalyptic number.

It is an amenable number.

698873 is a deficient number, since it is larger than the sum of its proper divisors (99847).

698873 is an equidigital number, since it uses as much as digits as its factorization.

698873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99846.

The product of its digits is 72576, while the sum is 41.

The square root of 698873 is about 835.9862439060. The cubic root of 698873 is about 88.7427237306.

The spelling of 698873 in words is "six hundred ninety-eight thousand, eight hundred seventy-three".