6246444220 has 24 divisors (see below), whose sum is σ = 13119344784. Its totient is φ = 2498232576.

The previous prime is 6246444187. The next prime is 6246444227. The reversal of 6246444220 is 224446426.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6246444227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167092 + ... + 201028.

It is an arithmetic number, because the mean of its divisors is an integer number (546639366).

Almost surely, 2^6246444220 is an apocalyptic number.

It is an amenable number.

6246444220 is an abundant number, since it is smaller than the sum of its proper divisors (6872900564).

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

6246444220 is a wasteful number, since it uses less digits than its factorization.

6246444220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43149 (or 43147 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

The square root of 6246444220 is about 79034.4495773837. The cubic root of 6246444220 is about 1841.6663602392. Note that the first 3 decimals are identical.

The spelling of 6246444220 in words is "six billion, two hundred forty-six million, four hundred forty-four thousand, two hundred twenty".