499930555 has 4 divisors (see below), whose sum is σ = 599916672. Its totient is φ = 399944440.

The previous prime is 499930523. The next prime is 499930559. The reversal of 499930555 is 555039994.

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

It is not a de Polignac number, because 499930555 - 2⁵ = 499930523 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499930499 and 499930508.

It is not an unprimeable number, because it can be changed into a prime (499930559) 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, 49993051 + ... + 49993060.

It is an arithmetic number, because the mean of its divisors is an integer number (149979168).

Almost surely, 2^499930555 is an apocalyptic number.

499930555 is a deficient number, since it is larger than the sum of its proper divisors (99986117).

499930555 is an equidigital number, since it uses as much as digits as its factorization.

499930555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99986116.

The product of its (nonzero) digits is 1093500, while the sum is 49.

The square root of 499930555 is about 22359.1268836688. The cubic root of 499930555 is about 793.6637785941.

The spelling of 499930555 in words is "four hundred ninety-nine million, nine hundred thirty thousand, five hundred fifty-five".