499804223 has 4 divisors (see below), whose sum is σ = 499948680. Its totient is φ = 499659768.

The previous prime is 499804213. The next prime is 499804229. The reversal of 499804223 is 322408994.

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 499804223 - 2⁶ = 499804159 is a prime.

It is a super-2 number, since 2×499804223² = 499608522657267458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499804229) 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 3 ways as a sum of consecutive naturals, for example, 66908 + ... + 74001.

It is an arithmetic number, because the mean of its divisors is an integer number (124987170).

Almost surely, 2^499804223 is an apocalyptic number.

499804223 is a deficient number, since it is larger than the sum of its proper divisors (144457).

499804223 is a wasteful number, since it uses less digits than its factorization.

499804223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144456.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 499804223 is about 22356.3016395825. The cubic root of 499804223 is about 793.5969202553.

The spelling of 499804223 in words is "four hundred ninety-nine million, eight hundred four thousand, two hundred twenty-three".