573240242 has 4 divisors (see below), whose sum is σ = 859860366. Its totient is φ = 286620120.

The previous prime is 573240233. The next prime is 573240257. The reversal of 573240242 is 242042375.

573240242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 540051121 + 33189121 = 23239^2 + 5761^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143310059 + ... + 143310062.

Almost surely, 2^573240242 is an apocalyptic number.

573240242 is a deficient number, since it is larger than the sum of its proper divisors (286620124).

573240242 is a wasteful number, since it uses less digits than its factorization.

573240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286620123.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 573240242 is about 23942.4360080590. The cubic root of 573240242 is about 830.7025753902.

The spelling of 573240242 in words is "five hundred seventy-three million, two hundred forty thousand, two hundred forty-two".