494469197 has 2 divisors, whose sum is σ = 494469198. Its totient is φ = 494469196.

The previous prime is 494469049. The next prime is 494469211. The reversal of 494469197 is 791964494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332187076 + 162282121 = 18226^2 + 12739^2 .

It is a cyclic number.

It is not a de Polignac number, because 494469197 - 2²² = 490274893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494469397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247234598 + 247234599.

It is an arithmetic number, because the mean of its divisors is an integer number (247234599).

Almost surely, 2^494469197 is an apocalyptic number.

It is an amenable number.

494469197 is a deficient number, since it is larger than the sum of its proper divisors (1).

494469197 is an equidigital number, since it uses as much as digits as its factorization.

494469197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 53.

The square root of 494469197 is about 22236.6633513214. The cubic root of 494469197 is about 790.7631342890.

The spelling of 494469197 in words is "four hundred ninety-four million, four hundred sixty-nine thousand, one hundred ninety-seven".