673012 has 6 divisors (see below), whose sum is σ = 1177778. Its totient is φ = 336504.

The previous prime is 672983. The next prime is 673019. The reversal of 673012 is 210376.

It can be written as a sum of positive squares in only one way, i.e., 509796 + 163216 = 714^2 + 404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673019) by changing a digit.

673012 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84123 + ... + 84130.

2⁶⁷³⁰¹² is an apocalyptic number.

It is an amenable number.

673012 is a deficient number, since it is larger than the sum of its proper divisors (504766).

673012 is a wasteful number, since it uses less digits than its factorization.

673012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168257 (or 168255 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 673012 is about 820.3730858579. The cubic root of 673012 is about 87.6343297263.

Adding to 673012 its reverse (210376), we get a palindrome (883388).

The spelling of 673012 in words is "six hundred seventy-three thousand, twelve".