234513505 has 16 divisors (see below), whose sum is σ = 287038080. Its totient is φ = 183900672.

The previous prime is 234513469. The next prime is 234513527. The reversal of 234513505 is 505315432.

It is a cyclic number.

It is not a de Polignac number, because 234513505 - 2¹⁵ = 234480737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49636 + ... + 54154.

It is an arithmetic number, because the mean of its divisors is an integer number (17939880).

Almost surely, 2^234513505 is an apocalyptic number.

It is an amenable number.

234513505 is a deficient number, since it is larger than the sum of its proper divisors (52524575).

234513505 is a wasteful number, since it uses less digits than its factorization.

234513505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4728.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 234513505 is about 15313.8337786460. The cubic root of 234513505 is about 616.6744462942.

Adding to 234513505 its reverse (505315432), we get a palindrome (739828937).

The spelling of 234513505 in words is "two hundred thirty-four million, five hundred thirteen thousand, five hundred five".