698867 has 4 divisors (see below), whose sum is σ = 752640. Its totient is φ = 645096.

The previous prime is 698849. The next prime is 698891. The reversal of 698867 is 768896.

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

It is a cyclic number.

It is not a de Polignac number, because 698867 - 2¹⁴ = 682483 is a prime.

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 698867.

It is not an unprimeable number, because it can be changed into a prime (698827) 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, 26867 + ... + 26892.

It is an arithmetic number, because the mean of its divisors is an integer number (188160).

2⁶⁹⁸⁸⁶⁷ is an apocalyptic number.

698867 is a deficient number, since it is larger than the sum of its proper divisors (53773).

698867 is a wasteful number, since it uses less digits than its factorization.

698867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53772.

The product of its digits is 145152, while the sum is 44.

The square root of 698867 is about 835.9826553225. The cubic root of 698867 is about 88.7424697704.

The spelling of 698867 in words is "six hundred ninety-eight thousand, eight hundred sixty-seven".