673373 has 4 divisors (see below), whose sum is σ = 677820. Its totient is φ = 668928.

The previous prime is 673349. The next prime is 673381. The reversal of 673373 is 373376.

673373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 444889 + 228484 = 667^2 + 478^2 .

It is a cyclic number.

It is not a de Polignac number, because 673373 - 2⁸ = 673117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673313) 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, 1988 + ... + 2301.

It is an arithmetic number, because the mean of its divisors is an integer number (169455).

2⁶⁷³³⁷³ is an apocalyptic number.

It is an amenable number.

673373 is a deficient number, since it is larger than the sum of its proper divisors (4447).

673373 is a wasteful number, since it uses less digits than its factorization.

673373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446.

The product of its digits is 7938, while the sum is 29.

The square root of 673373 is about 820.5930782062. The cubic root of 673373 is about 87.6499957859.

The spelling of 673373 in words is "six hundred seventy-three thousand, three hundred seventy-three".