673000 has 32 divisors (see below), whose sum is σ = 1577160. Its totient is φ = 268800.

The previous prime is 672983. The next prime is 673019. The reversal of 673000 is 376.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 145924 + 527076 = 382^2 + 726^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664 + ... + 1336.

2⁶⁷³⁰⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788580).

673000 is an abundant number, since it is smaller than the sum of its proper divisors (904160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673000 is a wasteful number, since it uses less digits than its factorization.

673000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694 (or 680 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 673000 is about 820.3657720797. The cubic root of 673000 is about 87.6338088747.

Adding to 673000 its reverse (376), we get a palindrome (673376).

The spelling of 673000 in words is "six hundred seventy-three thousand".