4022521622 has 24 divisors (see below), whose sum is σ = 7245311040. Its totient is φ = 1668325680.

The previous prime is 4022521621. The next prime is 4022521631. The reversal of 4022521622 is 2261252204.

It is a junction number, because it is equal to n+sod(n) for n = 4022521591 and 4022521600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022521621) 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 11 ways as a sum of consecutive naturals, for example, 658997 + ... + 665072.

It is an arithmetic number, because the mean of its divisors is an integer number (301887960).

Almost surely, 2^4022521622 is an apocalyptic number.

4022521622 is a deficient number, since it is larger than the sum of its proper divisors (3222789418).

4022521622 is a wasteful number, since it uses less digits than its factorization.

4022521622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324116 (or 1324109 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 4022521622 is about 63423.3523396548. The cubic root of 4022521622 is about 1590.3747151596.

Adding to 4022521622 its reverse (2261252204), we get a palindrome (6283773826).

The spelling of 4022521622 in words is "four billion, twenty-two million, five hundred twenty-one thousand, six hundred twenty-two".