234513 has 12 divisors (see below), whose sum is σ = 344448. Its totient is φ = 153720.

The previous prime is 234511. The next prime is 234527. The reversal of 234513 is 315432.

It is not a de Polignac number, because 234513 - 2¹ = 234511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456 + ... + 822.

It is an arithmetic number, because the mean of its divisors is an integer number (28704).

2²³⁴⁵¹³ is an apocalyptic number.

It is an amenable number.

234513 is a deficient number, since it is larger than the sum of its proper divisors (109935).

234513 is a wasteful number, since it uses less digits than its factorization.

234513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 441 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 234513 is about 484.2654230894. The cubic root of 234513 is about 61.6674003646.

Adding to 234513 its reverse (315432), we get a palindrome (549945).

It can be divided in two parts, 234 and 513, that added together give a palindrome (747).

The spelling of 234513 in words is "two hundred thirty-four thousand, five hundred thirteen".