493428673 has 2 divisors, whose sum is σ = 493428674. Its totient is φ = 493428672.

The previous prime is 493428671. The next prime is 493428679. The reversal of 493428673 is 376824394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411562369 + 81866304 = 20287^2 + 9048^2 .

It is a cyclic number.

It is not a de Polignac number, because 493428673 - 2¹ = 493428671 is a prime.

Together with 493428671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (493428671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246714336 + 246714337.

It is an arithmetic number, because the mean of its divisors is an integer number (246714337).

Almost surely, 2^493428673 is an apocalyptic number.

It is an amenable number.

493428673 is a deficient number, since it is larger than the sum of its proper divisors (1).

493428673 is an equidigital number, since it uses as much as digits as its factorization.

493428673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 46.

The square root of 493428673 is about 22213.2544441376. The cubic root of 493428673 is about 790.2080704939.

The spelling of 493428673 in words is "four hundred ninety-three million, four hundred twenty-eight thousand, six hundred seventy-three".