673217193 has 8 divisors (see below), whose sum is σ = 979225056. Its totient is φ = 408010400.

The previous prime is 673217191. The next prime is 673217203. The reversal of 673217193 is 391712376.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673217193 - 2¹ = 673217191 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (673217191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10200228 + ... + 10200293.

It is an arithmetic number, because the mean of its divisors is an integer number (122403132).

Almost surely, 2^673217193 is an apocalyptic number.

It is an amenable number.

673217193 is a deficient number, since it is larger than the sum of its proper divisors (306007863).

673217193 is a wasteful number, since it uses less digits than its factorization.

673217193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20400535.

The product of its digits is 47628, while the sum is 39.

The square root of 673217193 is about 25946.4292919084. The cubic root of 673217193 is about 876.4323502758.

The spelling of 673217193 in words is "six hundred seventy-three million, two hundred seventeen thousand, one hundred ninety-three".