6244226021 has 32 divisors (see below), whose sum is σ = 7352208000. Its totient is φ = 5239756800.

The previous prime is 6244226017. The next prime is 6244226029. The reversal of 6244226021 is 1206224426.

It is a cyclic number.

It is not a de Polignac number, because 6244226021 - 2² = 6244226017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6244226029) 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 31 ways as a sum of consecutive naturals, for example, 5691545 + ... + 5692641.

It is an arithmetic number, because the mean of its divisors is an integer number (229756500).

Almost surely, 2^6244226021 is an apocalyptic number.

6244226021 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

6244226021 is a deficient number, since it is larger than the sum of its proper divisors (1107981979).

6244226021 is a wasteful number, since it uses less digits than its factorization.

6244226021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 6244226021 is about 79020.4152165755. The cubic root of 6244226021 is about 1841.4483340044.

The spelling of 6244226021 in words is "six billion, two hundred forty-four million, two hundred twenty-six thousand, twenty-one".