673219 has 4 divisors (see below), whose sum is σ = 677160. Its totient is φ = 669280.

The previous prime is 673207. The next prime is 673223. The reversal of 673219 is 912376.

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 673219 - 2⁷ = 673091 is a prime.

It is a super-2 number, since 2×673219² = 906447643922, which contains 22 as substring.

It is a Duffinian number.

673219 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (673019) 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, 1702 + ... + 2059.

It is an arithmetic number, because the mean of its divisors is an integer number (169290).

2⁶⁷³²¹⁹ is an apocalyptic number.

673219 is a deficient number, since it is larger than the sum of its proper divisors (3941).

673219 is a wasteful number, since it uses less digits than its factorization.

673219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940.

The product of its digits is 2268, while the sum is 28.

The square root of 673219 is about 820.4992382690. The cubic root of 673219 is about 87.6433134427.

The spelling of 673219 in words is "six hundred seventy-three thousand, two hundred nineteen".