493973 has 2 divisors, whose sum is σ = 493974. Its totient is φ = 493972.

The previous prime is 493967. The next prime is 493979. The reversal of 493973 is 379394.

It is a balanced prime because it is at equal distance from previous prime (493967) and next prime (493979).

It can be written as a sum of positive squares in only one way, i.e., 432964 + 61009 = 658^2 + 247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246986 + 246987.

It is an arithmetic number, because the mean of its divisors is an integer number (246987).

493973 is a Friedman number, since it can be written as 934+79^3, using all its digits and the basic arithmetic operations.

2⁴⁹³⁹⁷³ is an apocalyptic number.

It is an amenable number.

493973 is a deficient number, since it is larger than the sum of its proper divisors (1).

493973 is an equidigital number, since it uses as much as digits as its factorization.

493973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 35.

The square root of 493973 is about 702.8321278940. The cubic root of 493973 is about 79.0498537007.

The spelling of 493973 in words is "four hundred ninety-three thousand, nine hundred seventy-three".