243241316 has 12 divisors (see below), whose sum is σ = 431061120. Its totient is φ = 120081000.

The previous prime is 243241301. The next prime is 243241331. The reversal of 243241316 is 613142342.

It is an interprime number because it is at equal distance from previous prime (243241301) and next prime (243241331).

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, 384560 + ... + 385191.

It is an arithmetic number, because the mean of its divisors is an integer number (35921760).

Almost surely, 2^243241316 is an apocalyptic number.

It is an amenable number.

243241316 is a deficient number, since it is larger than the sum of its proper divisors (187819804).

243241316 is a wasteful number, since it uses less digits than its factorization.

243241316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769834 (or 769832 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 243241316 is about 15596.1955617388. The cubic root of 243241316 is about 624.2316454505.

Adding to 243241316 its reverse (613142342), we get a palindrome (856383658).

The spelling of 243241316 in words is "two hundred forty-three million, two hundred forty-one thousand, three hundred sixteen".