505105234 has 16 divisors (see below), whose sum is σ = 798180480. Its totient is φ = 239066640.

The previous prime is 505105217. The next prime is 505105261. The reversal of 505105234 is 432501505.

It is a junction number, because it is equal to n+sod(n) for n = 505105199 and 505105208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49404 + ... + 58744.

It is an arithmetic number, because the mean of its divisors is an integer number (49886280).

Almost surely, 2^505105234 is an apocalyptic number.

505105234 is a deficient number, since it is larger than the sum of its proper divisors (293075246).

505105234 is a wasteful number, since it uses less digits than its factorization.

505105234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10785.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 505105234 is about 22474.5463580469. The cubic root of 505105234 is about 796.3927350385.

Adding to 505105234 its reverse (432501505), we get a palindrome (937606739).

The spelling of 505105234 in words is "five hundred five million, one hundred five thousand, two hundred thirty-four".