6021221276 has 12 divisors (see below), whose sum is σ = 12042442608. Its totient is φ = 2580523392.

The previous prime is 6021221273. The next prime is 6021221303. The reversal of 6021221276 is 6721221206.

It is a happy number.

6021221276 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6021221273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107521781 + ... + 107521836.

It is an arithmetic number, because the mean of its divisors is an integer number (1003536884).

Almost surely, 2^6021221276 is an apocalyptic number.

It is an amenable number.

6021221276 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6021221276 is a wasteful number, since it uses less digits than its factorization.

6021221276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215043628 (or 215043626 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 6021221276 is about 77596.5287625677. The cubic root of 6021221276 is about 1819.2603841738.

The spelling of 6021221276 in words is "six billion, twenty-one million, two hundred twenty-one thousand, two hundred seventy-six".