243054334 has 4 divisors (see below), whose sum is σ = 364581504. Its totient is φ = 121527166.

The previous prime is 243054319. The next prime is 243054337. The reversal of 243054334 is 433450342.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243054337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60763582 + ... + 60763585.

It is an arithmetic number, because the mean of its divisors is an integer number (91145376).

Almost surely, 2^243054334 is an apocalyptic number.

243054334 is a deficient number, since it is larger than the sum of its proper divisors (121527170).

243054334 is a wasteful number, since it uses less digits than its factorization.

243054334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121527169.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 243054334 is about 15590.1999345743. The cubic root of 243054334 is about 624.0716534390.

The spelling of 243054334 in words is "two hundred forty-three million, fifty-four thousand, three hundred thirty-four".