243545342 has 8 divisors (see below), whose sum is σ = 365495376. Its totient is φ = 121713552.

The previous prime is 243545339. The next prime is 243545377.

243545342 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×243545342³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243545299 and 243545308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24218 + ... + 32765.

It is an arithmetic number, because the mean of its divisors is an integer number (45686922).

Almost surely, 2^243545342 is an apocalyptic number.

243545342 is a deficient number, since it is larger than the sum of its proper divisors (121950034).

243545342 is a wasteful number, since it uses less digits than its factorization.

243545342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59122.

The product of its digits is 57600, while the sum is 32.

The square root of 243545342 is about 15605.9393180930. The cubic root of 243545342 is about 624.4916117517.

The spelling of 243545342 in words is "two hundred forty-three million, five hundred forty-five thousand, three hundred forty-two".