4243222464 has 336 divisors, whose sum is σ = 13135721760. Its totient is φ = 1199923200.

The previous prime is 4243222439. The next prime is 4243222469. The reversal of 4243222464 is 4642223424.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243222469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69560994 + ... + 69561054.

It is an arithmetic number, because the mean of its divisors is an integer number (39094410).

Almost surely, 2^4243222464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4243222464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6567860880).

4243222464 is an abundant number, since it is smaller than the sum of its proper divisors (8892499296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4243222464 is a wasteful number, since it uses less digits than its factorization.

4243222464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 139 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

The square root of 4243222464 is about 65140.0219834166. The cubic root of 4243222464 is about 1618.9443999542.

Adding to 4243222464 its reverse (4642223424), we get a palindrome (8885445888).

The spelling of 4243222464 in words is "four billion, two hundred forty-three million, two hundred twenty-two thousand, four hundred sixty-four".