4226501772 has 72 divisors (see below), whose sum is σ = 10863652800. Its totient is φ = 1385179488.

The previous prime is 4226501771. The next prime is 4226501779. The reversal of 4226501772 is 2771056224.

It is a happy number.

4226501772 is a `hidden beast` number, since 422 + 65 + 0 + 177 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4226501771) 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 23 ways as a sum of consecutive naturals, for example, 1588179 + ... + 1590837.

Almost surely, 2^4226501772 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 4226501772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5431826400).

4226501772 is an abundant number, since it is smaller than the sum of its proper divisors (6637151028).

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

4226501772 is a wasteful number, since it uses less digits than its factorization.

4226501772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395 (or 3390 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 4226501772 is about 65011.5510659452. The cubic root of 4226501772 is about 1616.8150822945.

Adding to 4226501772 its reverse (2771056224), we get a palindrome (6997557996).

The spelling of 4226501772 in words is "four billion, two hundred twenty-six million, five hundred one thousand, seven hundred seventy-two".