243765150 has 48 divisors (see below), whose sum is σ = 614471088. Its totient is φ = 63936000.

The previous prime is 243765149. The next prime is 243765157. The reversal of 243765150 is 51567342.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243765157) 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 23 ways as a sum of consecutive naturals, for example, 4171 + ... + 22470.

It is an arithmetic number, because the mean of its divisors is an integer number (12801481).

Almost surely, 2^243765150 is an apocalyptic number.

243765150 is an abundant number, since it is smaller than the sum of its proper divisors (370705938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243765150 is a wasteful number, since it uses less digits than its factorization.

243765150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26717 (or 26712 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 243765150 is about 15612.9801767632. The cubic root of 243765150 is about 624.6794302709.

The spelling of 243765150 in words is "two hundred forty-three million, seven hundred sixty-five thousand, one hundred fifty".