698814 has 16 divisors (see below), whose sum is σ = 1553040. Its totient is φ = 232920.

The previous prime is 698779. The next prime is 698821. The reversal of 698814 is 418896.

It is a happy number.

It is an Ulam 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 698814.

It is an unprimeable number.

698814 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6417 + ... + 6524.

It is an arithmetic number, because the mean of its divisors is an integer number (97065).

2⁶⁹⁸⁸¹⁴ is an apocalyptic number.

698814 is an abundant number, since it is smaller than the sum of its proper divisors (854226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698814 is a wasteful number, since it uses less digits than its factorization.

698814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12952 (or 12946 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 698814 is about 835.9509554992. The cubic root of 698814 is about 88.7402263918.

The spelling of 698814 in words is "six hundred ninety-eight thousand, eight hundred fourteen".