494994697 has 2 divisors, whose sum is σ = 494994698. Its totient is φ = 494994696.

The previous prime is 494994691. The next prime is 494994713. The reversal of 494994697 is 796499494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403045776 + 91948921 = 20076^2 + 9589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494994697 is a prime.

It is not a weakly prime, because it can be changed into another prime (494994691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247497348 + 247497349.

It is an arithmetic number, because the mean of its divisors is an integer number (247497349).

Almost surely, 2^494994697 is an apocalyptic number.

It is an amenable number.

494994697 is a deficient number, since it is larger than the sum of its proper divisors (1).

494994697 is an equidigital number, since it uses as much as digits as its factorization.

494994697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17635968, while the sum is 61.

The square root of 494994697 is about 22248.4762849054. The cubic root of 494994697 is about 791.0431644766.

The spelling of 494994697 in words is "four hundred ninety-four million, nine hundred ninety-four thousand, six hundred ninety-seven".