573240243 has 8 divisors (see below), whose sum is σ = 769382656. Its totient is φ = 379629000.

The previous prime is 573240233. The next prime is 573240257. The reversal of 573240243 is 342042375.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 573240243 - 2⁶ = 573240179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 573240243.

It is not an unprimeable number, because it can be changed into a prime (573240233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632263 + ... + 633168.

It is an arithmetic number, because the mean of its divisors is an integer number (96172832).

Almost surely, 2^573240243 is an apocalyptic number.

573240243 is a deficient number, since it is larger than the sum of its proper divisors (196142413).

573240243 is a wasteful number, since it uses less digits than its factorization.

573240243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265585.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 573240243 is about 23942.4360289424. The cubic root of 573240243 is about 830.7025758732.

The spelling of 573240243 in words is "five hundred seventy-three million, two hundred forty thousand, two hundred forty-three".