493550671 has 2 divisors, whose sum is σ = 493550672. Its totient is φ = 493550670.

The previous prime is 493550663. The next prime is 493550693. The reversal of 493550671 is 176055394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493550671 - 2³ = 493550663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493550621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246775335 + 246775336.

It is an arithmetic number, because the mean of its divisors is an integer number (246775336).

Almost surely, 2^493550671 is an apocalyptic number.

493550671 is a deficient number, since it is larger than the sum of its proper divisors (1).

493550671 is an equidigital number, since it uses as much as digits as its factorization.

493550671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 493550671 is about 22216.0003375945. Note that the first 3 decimals coincide. The cubic root of 493550671 is about 790.2731902471.

The spelling of 493550671 in words is "four hundred ninety-three million, five hundred fifty thousand, six hundred seventy-one".