242564750 has 16 divisors (see below), whose sum is σ = 454081680. Its totient is φ = 97025800.

The previous prime is 242564747. The next prime is 242564779. The reversal of 242564750 is 57465242.

It is a self number, because there is not a number n which added to its sum of digits gives 242564750.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 484880 + ... + 485379.

It is an arithmetic number, because the mean of its divisors is an integer number (28380105).

Almost surely, 2^242564750 is an apocalyptic number.

242564750 is a deficient number, since it is larger than the sum of its proper divisors (211516930).

242564750 is an equidigital number, since it uses as much as digits as its factorization.

242564750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970276 (or 970266 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 242564750 is about 15574.4903608433. The cubic root of 242564750 is about 623.6523495632.

The spelling of 242564750 in words is "two hundred forty-two million, five hundred sixty-four thousand, seven hundred fifty".