242470288 has 20 divisors (see below), whose sum is σ = 471490780. Its totient is φ = 120795264.

The previous prime is 242470273. The next prime is 242470297. The reversal of 242470288 is 882074242.

It can be written as a sum of positive squares in 2 ways, for example, as 64834704 + 177635584 = 8052^2 + 13328^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22923 + ... + 31786.

It is an arithmetic number, because the mean of its divisors is an integer number (23574539).

Almost surely, 2^242470288 is an apocalyptic number.

It is an amenable number.

242470288 is a deficient number, since it is larger than the sum of its proper divisors (229020492).

242470288 is a wasteful number, since it uses less digits than its factorization.

242470288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54994 (or 54988 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 37.

The square root of 242470288 is about 15571.4574783480. The cubic root of 242470288 is about 623.5713827324.

The spelling of 242470288 in words is "two hundred forty-two million, four hundred seventy thousand, two hundred eighty-eight".