243303342 has 16 divisors (see below), whose sum is σ = 499758672. Its totient is φ = 78909120.

The previous prime is 243303323. The next prime is 243303377.

243303342 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547759 + ... + 548202.

It is an arithmetic number, because the mean of its divisors is an integer number (31234917).

Almost surely, 2^243303342 is an apocalyptic number.

243303342 is an abundant number, since it is smaller than the sum of its proper divisors (256455330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243303342 is a wasteful number, since it uses less digits than its factorization.

243303342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096003.

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 243303342 is about 15598.1839327532. The cubic root of 243303342 is about 624.2847001728.

It can be divided in two parts, 24330 and 3342, that added together give a palindrome (27672).

The spelling of 243303342 in words is "two hundred forty-three million, three hundred three thousand, three hundred forty-two".