4244221052 has 12 divisors (see below), whose sum is σ = 7431127536. Its totient is φ = 2121041760.

The previous prime is 4244220989. The next prime is 4244221081. The reversal of 4244221052 is 2501224424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258224 + ... + 274167.

It is an arithmetic number, because the mean of its divisors is an integer number (619260628).

Almost surely, 2^4244221052 is an apocalyptic number.

It is an amenable number.

4244221052 is a deficient number, since it is larger than the sum of its proper divisors (3186906484).

4244221052 is a wasteful number, since it uses less digits than its factorization.

4244221052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534388 (or 534386 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 4244221052 is about 65147.6864669805. The cubic root of 4244221052 is about 1619.0713892618.

Adding to 4244221052 its reverse (2501224424), we get a palindrome (6745445476).

The spelling of 4244221052 in words is "four billion, two hundred forty-four million, two hundred twenty-one thousand, fifty-two".