6122220252 has 24 divisors (see below), whose sum is σ = 14339504256. Its totient is φ = 2032979568.

The previous prime is 6122220241. The next prime is 6122220257. The reversal of 6122220252 is 2520222216.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6122220257) 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 7 ways as a sum of consecutive naturals, for example, 966778 + ... + 973089.

It is an arithmetic number, because the mean of its divisors is an integer number (597479344).

Almost surely, 2^6122220252 is an apocalyptic number.

It is an amenable number.

6122220252 is an abundant number, since it is smaller than the sum of its proper divisors (8217284004).

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

6122220252 is a wasteful number, since it uses less digits than its factorization.

6122220252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940137 (or 1940135 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 6122220252 is about 78244.6180385590. The cubic root of 6122220252 is about 1829.3760254355.

Adding to 6122220252 its reverse (2520222216), we get a palindrome (8642442468).

The spelling of 6122220252 in words is "six billion, one hundred twenty-two million, two hundred twenty thousand, two hundred fifty-two".