505030104 has 48 divisors (see below), whose sum is σ = 1368884400. Its totient is φ = 168208704.

The previous prime is 505030103. The next prime is 505030111. The reversal of 505030104 is 401030505.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505030103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133422 + ... + 137154.

It is an arithmetic number, because the mean of its divisors is an integer number (28518425).

Almost surely, 2^505030104 is an apocalyptic number.

It is an amenable number.

505030104 is an abundant number, since it is smaller than the sum of its proper divisors (863854296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505030104 is a wasteful number, since it uses less digits than its factorization.

505030104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624 (or 5617 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 505030104 is about 22472.8748494713. The cubic root of 505030104 is about 796.3532475885.

Adding to 505030104 its reverse (401030505), we get a palindrome (906060609).

The spelling of 505030104 in words is "five hundred five million, thirty thousand, one hundred four".