243452 has 18 divisors (see below), whose sum is σ = 469224. Its totient is φ = 110440.

The previous prime is 243437. The next prime is 243461. The reversal of 243452 is 254342.

243452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2⁷ + 4 + 4⁸ + 3¹¹ + 5³ + 2⁹ .

It is a congruent number.

It is an unprimeable number.

243452 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 233 + ... + 735.

It is an arithmetic number, because the mean of its divisors is an integer number (26068).

2²⁴³⁴⁵² is an apocalyptic number.

243452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

243452 is a deficient number, since it is larger than the sum of its proper divisors (225772).

243452 is a wasteful number, since it uses less digits than its factorization.

243452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 516 counting only the distinct ones).

The product of its digits is 960, while the sum is 20.

The square root of 243452 is about 493.4085528241. The cubic root of 243452 is about 62.4411819978.

Adding to 243452 its reverse (254342), we get a palindrome (497794).

The spelling of 243452 in words is "two hundred forty-three thousand, four hundred fifty-two".