6234342221 has 8 divisors (see below), whose sum is σ = 6675239160. Its totient is φ = 5801686528.

The previous prime is 6234342209. The next prime is 6234342223. The reversal of 6234342221 is 1222434326.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 550840900 + 5683501321 = 23470^2 + 75389^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6234342221 - 2⁶ = 6234342157 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 (6234342223) 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, 2058746 + ... + 2061771.

It is an arithmetic number, because the mean of its divisors is an integer number (834404895).

Almost surely, 2^6234342221 is an apocalyptic number.

It is an amenable number.

6234342221 is a deficient number, since it is larger than the sum of its proper divisors (440896939).

6234342221 is a wasteful number, since it uses less digits than its factorization.

6234342221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120623.

The product of its digits is 13824, while the sum is 29.

The square root of 6234342221 is about 78957.8509142694. The cubic root of 6234342221 is about 1840.4762296181.

Adding to 6234342221 its reverse (1222434326), we get a palindrome (7456776547).

The spelling of 6234342221 in words is "six billion, two hundred thirty-four million, three hundred forty-two thousand, two hundred twenty-one".