219704 has 16 divisors (see below), whose sum is σ = 426600. Its totient is φ = 105952.

The previous prime is 219689. The next prime is 219707. The reversal of 219704 is 407912.

219704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 219704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219707) by changing a digit.

219704 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, 242 + ... + 705.

2²¹⁹⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

219704 is a deficient number, since it is larger than the sum of its proper divisors (206896).

219704 is a wasteful number, since it uses less digits than its factorization.

219704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982 (or 978 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 219704 is about 468.7259327155. The cubic root of 219704 is about 60.3410210350.

The spelling of 219704 in words is "two hundred nineteen thousand, seven hundred four".