493985339 has 4 divisors (see below), whose sum is σ = 494807880. Its totient is φ = 493162800.

The previous prime is 493985311. The next prime is 493985353. The reversal of 493985339 is 933589394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493985339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493985309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410369 + ... + 411570.

It is an arithmetic number, because the mean of its divisors is an integer number (123701970).

Almost surely, 2^493985339 is an apocalyptic number.

493985339 is a deficient number, since it is larger than the sum of its proper divisors (822541).

493985339 is an equidigital number, since it uses as much as digits as its factorization.

493985339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822540.

The product of its digits is 3149280, while the sum is 53.

The square root of 493985339 is about 22225.7809536583. The cubic root of 493985339 is about 790.5051189324.

The spelling of 493985339 in words is "four hundred ninety-three million, nine hundred eighty-five thousand, three hundred thirty-nine".