4220243456 has 80 divisors (see below), whose sum is σ = 9906584688. Its totient is φ = 1770700800.

The previous prime is 4220243429. The next prime is 4220243477. The reversal of 4220243456 is 6543420224.

It is a happy number.

4220243456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44396 + ... + 102036.

Almost surely, 2^4220243456 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 4220243456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4953292344).

4220243456 is an abundant number, since it is smaller than the sum of its proper divisors (5686341232).

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

4220243456 is a wasteful number, since it uses less digits than its factorization.

4220243456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57683 (or 57667 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 4220243456 is about 64963.4008961969. The cubic root of 4220243456 is about 1616.0166648610.

It can be divided in two parts, 42202 and 43456, that added together give a palindrome (85658).

The spelling of 4220243456 in words is "four billion, two hundred twenty million, two hundred forty-three thousand, four hundred fifty-six".