243040414 has 8 divisors (see below), whose sum is σ = 365003928. Its totient is φ = 121372440.

The previous prime is 243040393. The next prime is 243040439. The reversal of 243040414 is 414040342.

243040414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 71817 + ... + 75124.

It is an arithmetic number, because the mean of its divisors is an integer number (45625491).

Almost surely, 2^243040414 is an apocalyptic number.

243040414 is a deficient number, since it is larger than the sum of its proper divisors (121963514).

243040414 is a wasteful number, since it uses less digits than its factorization.

243040414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147770.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 243040414 is about 15589.7534938818. The cubic root of 243040414 is about 624.0597394455.

Adding to 243040414 its reverse (414040342), we get a palindrome (657080756).

The spelling of 243040414 in words is "two hundred forty-three million, forty thousand, four hundred fourteen".