500055530 has 32 divisors (see below), whose sum is σ = 987641424. Its totient is φ = 181149696.

The previous prime is 500055499. The next prime is 500055539. The reversal of 500055530 is 35550005.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 70778569 + 429276961 = 8413^2 + 20719^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 500055496 and 500055505.

It is not an unprimeable number, because it can be changed into a prime (500055539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29399 + ... + 43178.

Almost surely, 2^500055530 is an apocalyptic number.

500055530 is a deficient number, since it is larger than the sum of its proper divisors (487585894).

500055530 is a wasteful number, since it uses less digits than its factorization.

500055530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72650.

The product of its (nonzero) digits is 1875, while the sum is 23.

The square root of 500055530 is about 22361.9214290722. The cubic root of 500055530 is about 793.7299076899.

The spelling of 500055530 in words is "five hundred million, fifty-five thousand, five hundred thirty".