304031423421 has 24 divisors (see below), whose sum is σ = 479124075456. Its totient is φ = 184244447040.

The previous prime is 304031423419. The next prime is 304031423447. The reversal of 304031423421 is 124324130403.

304031423421 is a `hidden beast` number, since 3 + 0 + 4 + 0 + 314 + 2 + 342 + 1 = 666.

It is not a de Polignac number, because 304031423421 - 2¹ = 304031423419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304031423021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 979816 + ... + 1252238.

It is an arithmetic number, because the mean of its divisors is an integer number (19963503144).

Almost surely, 2^304031423421 is an apocalyptic number.

It is an amenable number.

304031423421 is a deficient number, since it is larger than the sum of its proper divisors (175092652035).

304031423421 is a wasteful number, since it uses less digits than its factorization.

304031423421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283713 (or 283710 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 304031423421 its reverse (124324130403), we get a palindrome (428355553824).

The spelling of 304031423421 in words is "three hundred four billion, thirty-one million, four hundred twenty-three thousand, four hundred twenty-one".