673529 has 2 divisors, whose sum is σ = 673530. Its totient is φ = 673528.

The previous prime is 673513. The next prime is 673549. The reversal of 673529 is 925376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469225 + 204304 = 685^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 673529 - 2⁴ = 673513 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 673495 and 673504.

It is not a weakly prime, because it can be changed into another prime (673549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336764 + 336765.

It is an arithmetic number, because the mean of its divisors is an integer number (336765).

2⁶⁷³⁵²⁹ is an apocalyptic number.

It is an amenable number.

673529 is a deficient number, since it is larger than the sum of its proper divisors (1).

673529 is an equidigital number, since it uses as much as digits as its factorization.

673529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 673529 is about 820.6881259041. The cubic root of 673529 is about 87.6567638741.

The spelling of 673529 in words is "six hundred seventy-three thousand, five hundred twenty-nine".