304423231205 has 8 divisors (see below), whose sum is σ = 367326154104. Its totient is φ = 242193067200.

The previous prime is 304423231201. The next prime is 304423231243. The reversal of 304423231205 is 502132324403.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 52548001 + 304370683204 = 7249^2 + 551698^2 .

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

It is not a de Polignac number, because 304423231205 - 2² = 304423231201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304423231201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168188726 + ... + 168190535.

It is an arithmetic number, because the mean of its divisors is an integer number (45915769263).

Almost surely, 2^304423231205 is an apocalyptic number.

It is an amenable number.

304423231205 is a deficient number, since it is larger than the sum of its proper divisors (62902922899).

304423231205 is a wasteful number, since it uses less digits than its factorization.

304423231205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336379447.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 304423231205 its reverse (502132324403), we get a palindrome (806555555608).

The spelling of 304423231205 in words is "three hundred four billion, four hundred twenty-three million, two hundred thirty-one thousand, two hundred five".