4493 has 2 divisors, whose sum is σ = 4494. Its totient is φ = 4492.

The previous prime is 4483. The next prime is 4507. The reversal of 4493 is 3944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4489 + 4 = 67^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 4493 - 2¹⁰ = 3469 is a prime.

It is a plaindrome in base 14 and base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 4493.

It is not a weakly prime, because it can be changed into another prime (4423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246 + 2247.

It is an arithmetic number, because the mean of its divisors is an integer number (2247).

2⁴⁴⁹³ is an apocalyptic number.

It is an amenable number.

4493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493 is an equidigital number, since it uses as much as digits as its factorization.

4493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 4493 is about 67.0298440995. The cubic root of 4493 is about 16.5010712497.

The spelling of 4493 in words is "four thousand, four hundred ninety-three".