500030165 has 4 divisors (see below), whose sum is σ = 600036204. Its totient is φ = 400024128.

The previous prime is 500030161. The next prime is 500030171. The reversal of 500030165 is 561030005.

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

It can be written as a sum of positive squares in 2 ways, for example, as 375506884 + 124523281 = 19378^2 + 11159^2 .

It is a cyclic number.

It is not a de Polignac number, because 500030165 - 2² = 500030161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500030161) 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 3 ways as a sum of consecutive naturals, for example, 50003012 + ... + 50003021.

It is an arithmetic number, because the mean of its divisors is an integer number (150009051).

Almost surely, 2^500030165 is an apocalyptic number.

It is an amenable number.

500030165 is a deficient number, since it is larger than the sum of its proper divisors (100006039).

500030165 is a wasteful number, since it uses less digits than its factorization.

500030165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100006038.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 500030165 is about 22361.3542747303. The cubic root of 500030165 is about 793.7164869807.

The spelling of 500030165 in words is "five hundred million, thirty thousand, one hundred sixty-five".