6223573620 has 144 divisors (see below), whose sum is σ = 21032863488. Its totient is φ = 1476622080.

The previous prime is 6223573583. The next prime is 6223573621. The reversal of 6223573620 is 263753226.

It is a happy number.

6223573620 is a `hidden beast` number, since 6 + 2 + 23 + 5 + 7 + 3 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6223573621) 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 47 ways as a sum of consecutive naturals, for example, 59622 + ... + 126498.

It is an arithmetic number, because the mean of its divisors is an integer number (146061552).

Almost surely, 2^6223573620 is an apocalyptic number.

6223573620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6223573620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10516431744).

6223573620 is an abundant number, since it is smaller than the sum of its proper divisors (14809289868).

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

6223573620 is a wasteful number, since it uses less digits than its factorization.

6223573620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66950 (or 66945 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 6223573620 is about 78889.6293564623. The cubic root of 6223573620 is about 1839.4159319009.

The spelling of 6223573620 in words is "six billion, two hundred twenty-three million, five hundred seventy-three thousand, six hundred twenty".