243464764 has 12 divisors (see below), whose sum is σ = 427941864. Its totient is φ = 121195664.

The previous prime is 243464761. The next prime is 243464779. The reversal of 243464764 is 467464342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243464761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133159 + ... + 134974.

It is an arithmetic number, because the mean of its divisors is an integer number (35661822).

Almost surely, 2^243464764 is an apocalyptic number.

It is an amenable number.

243464764 is a deficient number, since it is larger than the sum of its proper divisors (184477100).

243464764 is a wasteful number, since it uses less digits than its factorization.

243464764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268364 (or 268362 counting only the distinct ones).

The product of its digits is 387072, while the sum is 40.

The square root of 243464764 is about 15603.3574592137. The cubic root of 243464764 is about 624.4227322633.

The spelling of 243464764 in words is "two hundred forty-three million, four hundred sixty-four thousand, seven hundred sixty-four".