4230421444 has 6 divisors (see below), whose sum is σ = 7403237534. Its totient is φ = 2115210720.

The previous prime is 4230421427. The next prime is 4230421463. The reversal of 4230421444 is 4441240324.

It can be written as a sum of positive squares in only one way, i.e., 3548584900 + 681836544 = 59570^2 + 26112^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528802677 + ... + 528802684.

Almost surely, 2^4230421444 is an apocalyptic number.

It is an amenable number.

4230421444 is a deficient number, since it is larger than the sum of its proper divisors (3172816090).

4230421444 is a wasteful number, since it uses less digits than its factorization.

4230421444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057605365 (or 1057605363 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4230421444 is about 65041.6900456930. The cubic root of 4230421444 is about 1617.3147411182.

Adding to 4230421444 its reverse (4441240324), we get a palindrome (8671661768).

The spelling of 4230421444 in words is "four billion, two hundred thirty million, four hundred twenty-one thousand, four hundred forty-four".