499994517 has 16 divisors (see below), whose sum is σ = 727659072. Its totient is φ = 302862720.

The previous prime is 499994489. The next prime is 499994533. The reversal of 499994517 is 715499994.

It is not a de Polignac number, because 499994517 - 2²⁶ = 432885653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499994587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89593 + ... + 95009.

It is an arithmetic number, because the mean of its divisors is an integer number (45478692).

Almost surely, 2^499994517 is an apocalyptic number.

It is an amenable number.

499994517 is a deficient number, since it is larger than the sum of its proper divisors (227664555).

499994517 is a wasteful number, since it uses less digits than its factorization.

499994517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8228.

The product of its digits is 3674160, while the sum is 57.

The square root of 499994517 is about 22360.5571710546. The cubic root of 499994517 is about 793.6976247335.

The spelling of 499994517 in words is "four hundred ninety-nine million, nine hundred ninety-four thousand, five hundred seventeen".