243565342 has 8 divisors (see below), whose sum is σ = 365650416. Its totient is φ = 121681872.

The previous prime is 243565337. The next prime is 243565349.

243565342 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 243565298 and 243565307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243565349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47343 + ... + 52234.

It is an arithmetic number, because the mean of its divisors is an integer number (45706302).

Almost surely, 2^243565342 is an apocalyptic number.

243565342 is a deficient number, since it is larger than the sum of its proper divisors (122085074).

243565342 is a wasteful number, since it uses less digits than its factorization.

243565342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100802.

The product of its digits is 86400, while the sum is 34.

The square root of 243565342 is about 15606.5800866173. The cubic root of 243565342 is about 624.5087057491.

The spelling of 243565342 in words is "two hundred forty-three million, five hundred sixty-five thousand, three hundred forty-two".