493394517 has 64 divisors (see below), whose sum is σ = 924088320. Its totient is φ = 252720000.

The previous prime is 493394491. The next prime is 493394557. The reversal of 493394517 is 715493394.

493394517 is a `hidden beast` number, since 49 + 3 + 3 + 94 + 517 = 666.

It is not a de Polignac number, because 493394517 - 2⁷ = 493394389 is a prime.

It is a super-3 number, since 3×493394517³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493394557) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 150142 + ... + 153392.

It is an arithmetic number, because the mean of its divisors is an integer number (14438880).

Almost surely, 2^493394517 is an apocalyptic number.

It is an amenable number.

493394517 is a deficient number, since it is larger than the sum of its proper divisors (430693803).

493394517 is a wasteful number, since it uses less digits than its factorization.

493394517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351 (or 3345 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 493394517 is about 22212.4856105750. The cubic root of 493394517 is about 790.1898368760.

The spelling of 493394517 in words is "four hundred ninety-three million, three hundred ninety-four thousand, five hundred seventeen".