499993163 has 4 divisors (see below), whose sum is σ = 503304528. Its totient is φ = 496681800.

The previous prime is 499993139. The next prime is 499993177. The reversal of 499993163 is 361399994.

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

It is a cyclic number.

It is not a de Polignac number, because 499993163 - 2⁸ = 499992907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499993183) 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, 1655456 + ... + 1655757.

It is an arithmetic number, because the mean of its divisors is an integer number (125826132).

Almost surely, 2^499993163 is an apocalyptic number.

499993163 is a deficient number, since it is larger than the sum of its proper divisors (3311365).

499993163 is a wasteful number, since it uses less digits than its factorization.

499993163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311364.

The product of its digits is 1417176, while the sum is 53.

The square root of 499993163 is about 22360.5268945077. The cubic root of 499993163 is about 793.6969082806.

It can be divided in two parts, 4999931 and 63, that added together give a palindrome (4999994).

The spelling of 499993163 in words is "four hundred ninety-nine million, nine hundred ninety-three thousand, one hundred sixty-three".