494034509 has 8 divisors (see below), whose sum is σ = 500832192. Its totient is φ = 487257120.

The previous prime is 494034493. The next prime is 494034533. The reversal of 494034509 is 905430494.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 494034509 - 2⁴ = 494034493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494034539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47657 + ... + 57089.

It is an arithmetic number, because the mean of its divisors is an integer number (62604024).

Almost surely, 2^494034509 is an apocalyptic number.

It is an amenable number.

494034509 is a deficient number, since it is larger than the sum of its proper divisors (6797683).

494034509 is an equidigital number, since it uses as much as digits as its factorization.

494034509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10147.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 494034509 is about 22226.8870739922. The cubic root of 494034509 is about 790.5313463283.

The spelling of 494034509 in words is "four hundred ninety-four million, thirty-four thousand, five hundred nine".