673249 has 4 divisors (see below), whose sum is σ = 684720. Its totient is φ = 661780.

The previous prime is 673247. The next prime is 673271. The reversal of 673249 is 942376.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 673249 - 2¹ = 673247 is a prime.

It is a d-powerful number, because it can be written as 6⁷ + 7 + 2¹⁷ + 3⁴ + 4⁹ + 9 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673249.

It is not an unprimeable number, because it can be changed into a prime (673241) 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, 5647 + ... + 5764.

It is an arithmetic number, because the mean of its divisors is an integer number (171180).

2⁶⁷³²⁴⁹ is an apocalyptic number.

It is an amenable number.

673249 is a deficient number, since it is larger than the sum of its proper divisors (11471).

673249 is a wasteful number, since it uses less digits than its factorization.

673249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11470.

The product of its digits is 9072, while the sum is 31.

The square root of 673249 is about 820.5175196180. The cubic root of 673249 is about 87.6446152778.

The spelling of 673249 in words is "six hundred seventy-three thousand, two hundred forty-nine".