698744 has 16 divisors (see below), whose sum is σ = 1379400. Its totient is φ = 330912.

The previous prime is 698729. The next prime is 698773. The reversal of 698744 is 447896.

It is a happy number.

698744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 698698 and 698707.

It is a congruent number.

It is an unprimeable number.

698744 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 3 ways as a sum of consecutive naturals, for example, 2147 + ... + 2450.

2⁶⁹⁸⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

698744 is a deficient number, since it is larger than the sum of its proper divisors (680656).

698744 is a wasteful number, since it uses less digits than its factorization.

698744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4622 (or 4618 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 698744 is about 835.9090859657. The cubic root of 698744 is about 88.7372632651.

The spelling of 698744 in words is "six hundred ninety-eight thousand, seven hundred forty-four".