494683549 has 2 divisors, whose sum is σ = 494683550. Its totient is φ = 494683548.

The previous prime is 494683513. The next prime is 494683571. The reversal of 494683549 is 945386494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 350251225 + 144432324 = 18715^2 + 12018^2 .

It is a cyclic number.

It is not a de Polignac number, because 494683549 - 2¹¹ = 494681501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494683496 and 494683505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494683249) 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, 247341774 + 247341775.

It is an arithmetic number, because the mean of its divisors is an integer number (247341775).

Almost surely, 2^494683549 is an apocalyptic number.

It is an amenable number.

494683549 is a deficient number, since it is larger than the sum of its proper divisors (1).

494683549 is an equidigital number, since it uses as much as digits as its factorization.

494683549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 52.

The square root of 494683549 is about 22241.4826169480. The cubic root of 494683549 is about 790.8773828430.

The spelling of 494683549 in words is "four hundred ninety-four million, six hundred eighty-three thousand, five hundred forty-nine".