303422152 has 32 divisors (see below), whose sum is σ = 622147680. Its totient is φ = 137583360.

The previous prime is 303422149. The next prime is 303422159. The reversal of 303422152 is 251224303.

It is a super-2 number, since 2×303422152² = 184130004648622208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (303422159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34123 + ... + 42085.

It is an arithmetic number, because the mean of its divisors is an integer number (19442115).

Almost surely, 2^303422152 is an apocalyptic number.

It is an amenable number.

303422152 is an abundant number, since it is smaller than the sum of its proper divisors (318725528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

303422152 is a wasteful number, since it uses less digits than its factorization.

303422152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8413 (or 8409 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 303422152 is about 17419.0169642262. The cubic root of 303422152 is about 671.9687780751.

Adding to 303422152 its reverse (251224303), we get a palindrome (554646455).

The spelling of 303422152 in words is "three hundred three million, four hundred twenty-two thousand, one hundred fifty-two".