494298017 has 2 divisors, whose sum is σ = 494298018. Its totient is φ = 494298016.

The previous prime is 494297971. The next prime is 494298031. The reversal of 494298017 is 710892494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494217361 + 80656 = 22231^2 + 284^2 .

It is a cyclic number.

It is not a de Polignac number, because 494298017 - 2¹⁴ = 494281633 is a prime.

It is a super-2 number, since 2×494298017² = 488661059220264578, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (494297017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247149008 + 247149009.

It is an arithmetic number, because the mean of its divisors is an integer number (247149009).

Almost surely, 2^494298017 is an apocalyptic number.

It is an amenable number.

494298017 is a deficient number, since it is larger than the sum of its proper divisors (1).

494298017 is an equidigital number, since it uses as much as digits as its factorization.

494298017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 494298017 is about 22232.8139694462. The cubic root of 494298017 is about 790.6718724824.

The spelling of 494298017 in words is "four hundred ninety-four million, two hundred ninety-eight thousand, seventeen".