494618339 has 2 divisors, whose sum is σ = 494618340. Its totient is φ = 494618338.

The previous prime is 494618329. The next prime is 494618413. The reversal of 494618339 is 933816494.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494618339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494618293 and 494618302.

It is not a weakly prime, because it can be changed into another prime (494618309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247309169 + 247309170.

It is an arithmetic number, because the mean of its divisors is an integer number (247309170).

Almost surely, 2^494618339 is an apocalyptic number.

494618339 is a deficient number, since it is larger than the sum of its proper divisors (1).

494618339 is an equidigital number, since it uses as much as digits as its factorization.

494618339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 47.

The square root of 494618339 is about 22240.0166142024. The cubic root of 494618339 is about 790.8426297296.

The spelling of 494618339 in words is "four hundred ninety-four million, six hundred eighteen thousand, three hundred thirty-nine".