243345334 has 16 divisors (see below), whose sum is σ = 369270000. Its totient is φ = 120261024.

The previous prime is 243345317. The next prime is 243345353. The reversal of 243345334 is 433543342.

243345334 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 243345296 and 243345305.

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, 107664 + ... + 109900.

It is an arithmetic number, because the mean of its divisors is an integer number (23079375).

Almost surely, 2^243345334 is an apocalyptic number.

243345334 is a deficient number, since it is larger than the sum of its proper divisors (125924666).

243345334 is a wasteful number, since it uses less digits than its factorization.

243345334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847.

The product of its digits is 51840, while the sum is 31.

The square root of 243345334 is about 15599.5299288152. The cubic root of 243345334 is about 624.3206134418.

Adding to 243345334 its reverse (433543342), we get a palindrome (676888676).

The spelling of 243345334 in words is "two hundred forty-three million, three hundred forty-five thousand, three hundred thirty-four".