493573 has 2 divisors, whose sum is σ = 493574. Its totient is φ = 493572.

The previous prime is 493567. The next prime is 493579. The reversal of 493573 is 375394.

It is a balanced prime because it is at equal distance from previous prime (493567) and next prime (493579).

It can be written as a sum of positive squares in only one way, i.e., 293764 + 199809 = 542^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 493573 - 2⁵ = 493541 is a prime.

It is a super-2 number, since 2×493573² = 487228612658, which contains 22 as substring.

493573 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246786 + 246787.

It is an arithmetic number, because the mean of its divisors is an integer number (246787).

493573 is a Friedman number, since it can be written as 534+79^3, using all its digits and the basic arithmetic operations.

2⁴⁹³⁵⁷³ is an apocalyptic number.

It is an amenable number.

493573 is a deficient number, since it is larger than the sum of its proper divisors (1).

493573 is an equidigital number, since it uses as much as digits as its factorization.

493573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 31.

The square root of 493573 is about 702.5475072904. The cubic root of 493573 is about 79.0285107797.

The spelling of 493573 in words is "four hundred ninety-three thousand, five hundred seventy-three".