494564933 has 2 divisors, whose sum is σ = 494564934. Its totient is φ = 494564932.

The previous prime is 494564911. The next prime is 494564947. The reversal of 494564933 is 339465494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317089249 + 177475684 = 17807^2 + 13322^2 .

It is a cyclic number.

It is not a de Polignac number, because 494564933 - 2¹⁸ = 494302789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494564233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247282466 + 247282467.

It is an arithmetic number, because the mean of its divisors is an integer number (247282467).

Almost surely, 2^494564933 is an apocalyptic number.

It is an amenable number.

494564933 is a deficient number, since it is larger than the sum of its proper divisors (1).

494564933 is an equidigital number, since it uses as much as digits as its factorization.

494564933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 47.

The square root of 494564933 is about 22238.8159082268. The cubic root of 494564933 is about 790.8141651821.

The spelling of 494564933 in words is "four hundred ninety-four million, five hundred sixty-four thousand, nine hundred thirty-three".