545303242 has 16 divisors (see below), whose sum is σ = 901152864. Its totient is φ = 245410000.

The previous prime is 545303201. The next prime is 545303243. The reversal of 545303242 is 242303545.

It is a self number, because there is not a number n which added to its sum of digits gives 545303242.

It is not an unprimeable number, because it can be changed into a prime (545303243) 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, 120484 + ... + 124927.

It is an arithmetic number, because the mean of its divisors is an integer number (56322054).

Almost surely, 2^545303242 is an apocalyptic number.

545303242 is a deficient number, since it is larger than the sum of its proper divisors (355849622).

545303242 is a wasteful number, since it uses less digits than its factorization.

545303242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245525.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 545303242 is about 23351.7288867441. The cubic root of 545303242 is about 816.9823858468.

Adding to 545303242 its reverse (242303545), we get a palindrome (787606787).

It can be divided in two parts, 545303 and 242, that added together give a palindrome (545545).

The spelling of 545303242 in words is "five hundred forty-five million, three hundred three thousand, two hundred forty-two".