6204434221 has 4 divisors (see below), whose sum is σ = 6204706272. Its totient is φ = 6204162172.

The previous prime is 6204434219. The next prime is 6204434227. The reversal of 6204434221 is 1224344026.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6204434221 - 2¹ = 6204434219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6204434221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6204434227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98335 + ... + 148588.

It is an arithmetic number, because the mean of its divisors is an integer number (1551176568).

Almost surely, 2^6204434221 is an apocalyptic number.

It is an amenable number.

6204434221 is a deficient number, since it is larger than the sum of its proper divisors (272051).

6204434221 is a wasteful number, since it uses less digits than its factorization.

6204434221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272050.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 6204434221 is about 78768.2310389157. The cubic root of 6204434221 is about 1837.5284061569.

Adding to 6204434221 its reverse (1224344026), we get a palindrome (7428778247).

The spelling of 6204434221 in words is "six billion, two hundred four million, four hundred thirty-four thousand, two hundred twenty-one".