243234075 has 24 divisors (see below), whose sum is σ = 459597568. Its totient is φ = 111192480.

The previous prime is 243234037. The next prime is 243234077. The reversal of 243234075 is 570432342.

It is not a de Polignac number, because 243234075 - 2¹¹ = 243232027 is a prime.

It is a super-2 number, since 2×243234075² = 118325630482211250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243234077) 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 23 ways as a sum of consecutive naturals, for example, 231127 + ... + 232176.

Almost surely, 2^243234075 is an apocalyptic number.

243234075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

243234075 is a deficient number, since it is larger than the sum of its proper divisors (216363493).

243234075 is a wasteful number, since it uses less digits than its factorization.

243234075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463323 (or 463318 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 243234075 is about 15595.9634200648. The cubic root of 243234075 is about 624.2254511818.

The spelling of 243234075 in words is "two hundred forty-three million, two hundred thirty-four thousand, seventy-five".