303222442 has 8 divisors (see below), whose sum is σ = 456512832. Its totient is φ = 151051500.

The previous prime is 303222383. The next prime is 303222467. The reversal of 303222442 is 244222303.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279184 + ... + 280267.

It is an arithmetic number, because the mean of its divisors is an integer number (57064104).

Almost surely, 2^303222442 is an apocalyptic number.

303222442 is a deficient number, since it is larger than the sum of its proper divisors (153290390).

303222442 is a wasteful number, since it uses less digits than its factorization.

303222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559724.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 303222442 is about 17413.2834927822. The cubic root of 303222442 is about 671.8213175844.

Adding to 303222442 its reverse (244222303), we get a palindrome (547444745).

The spelling of 303222442 in words is "three hundred three million, two hundred twenty-two thousand, four hundred forty-two".