494069677 has 2 divisors, whose sum is σ = 494069678. Its totient is φ = 494069676.

The previous prime is 494069669. The next prime is 494069689. The reversal of 494069677 is 776960494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257955721 + 236113956 = 16061^2 + 15366^2 .

It is a cyclic number.

It is not a de Polignac number, because 494069677 - 2³ = 494069669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494069377) 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, 247034838 + 247034839.

It is an arithmetic number, because the mean of its divisors is an integer number (247034839).

Almost surely, 2^494069677 is an apocalyptic number.

It is an amenable number.

494069677 is a deficient number, since it is larger than the sum of its proper divisors (1).

494069677 is an equidigital number, since it uses as much as digits as its factorization.

494069677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The square root of 494069677 is about 22227.6781738444. The cubic root of 494069677 is about 790.5501039564.

The spelling of 494069677 in words is "four hundred ninety-four million, sixty-nine thousand, six hundred seventy-seven".