304322442 has 32 divisors (see below), whose sum is σ = 619216704. Its totient is φ = 99686400.

The previous prime is 304322437. The next prime is 304322471. The reversal of 304322442 is 244223403.

It is a super-2 number, since 2×304322442² = 185224297409686728, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 257092 + ... + 258272.

It is an arithmetic number, because the mean of its divisors is an integer number (19350522).

Almost surely, 2^304322442 is an apocalyptic number.

304322442 is an abundant number, since it is smaller than the sum of its proper divisors (314894262).

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

304322442 is a wasteful number, since it uses less digits than its factorization.

304322442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 304322442 is about 17444.8399820692. The cubic root of 304322442 is about 672.6327258842.

Adding to 304322442 its reverse (244223403), we get a palindrome (548545845).

The spelling of 304322442 in words is "three hundred four million, three hundred twenty-two thousand, four hundred forty-two".