673573 has 2 divisors, whose sum is σ = 673574. Its totient is φ = 673572.

The previous prime is 673567. The next prime is 673579. The reversal of 673573 is 375376.

It is a balanced prime because it is at equal distance from previous prime (673567) and next prime (673579).

It can be written as a sum of positive squares in only one way, i.e., 667489 + 6084 = 817^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 673573 - 2¹³ = 665381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336786 + 336787.

It is an arithmetic number, because the mean of its divisors is an integer number (336787).

2⁶⁷³⁵⁷³ is an apocalyptic number.

It is an amenable number.

673573 is a deficient number, since it is larger than the sum of its proper divisors (1).

673573 is an equidigital number, since it uses as much as digits as its factorization.

673573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 31.

The square root of 673573 is about 820.7149322390. The cubic root of 673573 is about 87.6586726331.

The spelling of 673573 in words is "six hundred seventy-three thousand, five hundred seventy-three".