493934923 has 2 divisors, whose sum is σ = 493934924. Its totient is φ = 493934922.

The previous prime is 493934879. The next prime is 493934933. The reversal of 493934923 is 329439394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493934923 - 2²¹ = 491837771 is a prime.

It is not a weakly prime, because it can be changed into another prime (493934933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246967461 + 246967462.

It is an arithmetic number, because the mean of its divisors is an integer number (246967462).

Almost surely, 2^493934923 is an apocalyptic number.

493934923 is a deficient number, since it is larger than the sum of its proper divisors (1).

493934923 is an equidigital number, since it uses as much as digits as its factorization.

493934923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 629856, while the sum is 46.

The square root of 493934923 is about 22224.6467463490. The cubic root of 493934923 is about 790.4782251100.

The spelling of 493934923 in words is "four hundred ninety-three million, nine hundred thirty-four thousand, nine hundred twenty-three".