243260464 has 20 divisors (see below), whose sum is σ = 473400504. Its totient is φ = 121092608.

The previous prime is 243260461. The next prime is 243260471. The reversal of 243260464 is 464062342.

It is not an unprimeable number, because it can be changed into a prime (243260461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29857 + ... + 37120.

Almost surely, 2^243260464 is an apocalyptic number.

It is an amenable number.

243260464 is a deficient number, since it is larger than the sum of its proper divisors (230140040).

243260464 is a wasteful number, since it uses less digits than its factorization.

243260464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67212 (or 67206 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 243260464 is about 15596.8094173135. The cubic root of 243260464 is about 624.2480248964.

The spelling of 243260464 in words is "two hundred forty-three million, two hundred sixty thousand, four hundred sixty-four".