304421422442 has 8 divisors (see below), whose sum is σ = 464117906532. Its totient is φ = 149715453600.

The previous prime is 304421422399. The next prime is 304421422453. The reversal of 304421422442 is 244224124403.

It can be written as a sum of positive squares in 2 ways, for example, as 304318825801 + 102596641 = 551651^2 + 10129^2 .

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

It is a super-2 number, since 2×304421422442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304421422399 and 304421422408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1247628659 + ... + 1247628902.

Almost surely, 2^304421422442 is an apocalyptic number.

304421422442 is a deficient number, since it is larger than the sum of its proper divisors (159696484090).

304421422442 is a wasteful number, since it uses less digits than its factorization.

304421422442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495257624.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 304421422442 its reverse (244224124403), we get a palindrome (548645546845).

The spelling of 304421422442 in words is "three hundred four billion, four hundred twenty-one million, four hundred twenty-two thousand, four hundred forty-two".