303222245 has 8 divisors (see below), whose sum is σ = 366485280. Its totient is φ = 240832080.

The previous prime is 303222223. The next prime is 303222247. The reversal of 303222245 is 542222303.

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

It is not a de Polignac number, because 303222245 - 2¹⁸ = 302960101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 303222245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303222247) 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, 217451 + ... + 218840.

It is an arithmetic number, because the mean of its divisors is an integer number (45810660).

Almost surely, 2^303222245 is an apocalyptic number.

It is an amenable number.

303222245 is a deficient number, since it is larger than the sum of its proper divisors (63263035).

303222245 is a wasteful number, since it uses less digits than its factorization.

303222245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436435.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 303222245 is about 17413.2778361801. The cubic root of 303222245 is about 671.8211720929.

Adding to 303222245 its reverse (542222303), we get a palindrome (845444548).

The spelling of 303222245 in words is "three hundred three million, two hundred twenty-two thousand, two hundred forty-five".