2004221347 has 2 divisors, whose sum is σ = 2004221348. Its totient is φ = 2004221346.

The previous prime is 2004221333. The next prime is 2004221369. The reversal of 2004221347 is 7431224002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2004221347 - 2¹¹ = 2004219299 is a prime.

It is not a weakly prime, because it can be changed into another prime (2004221147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002110673 + 1002110674.

It is an arithmetic number, because the mean of its divisors is an integer number (1002110674).

Almost surely, 2^2004221347 is an apocalyptic number.

2004221347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2004221347 is an equidigital number, since it uses as much as digits as its factorization.

2004221347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2004221347 is about 44768.5307665999. The cubic root of 2004221347 is about 1260.8068542963.

Adding to 2004221347 its reverse (7431224002), we get a palindrome (9435445349).

The spelling of 2004221347 in words is "two billion, four million, two hundred twenty-one thousand, three hundred forty-seven".